what is the best glassware for performing small chemical reactions?​

Answers

Answer 1
The BEAKER is the best glassware for performing small chemical reactions.





Related Questions

Hormones are substances/chemicals released into the bloodstream by the ovaries, testes, or pituitary gland.

True
False​

Answers

Answer:

false

Explanation:

That's because it secretes hormones into the bloodstream, and makes and secretes enzymes into the digestive tract.

The presence or absence of freckles is determined by one gene. The allele for freckles (F) is dominant and the allele for the absence of freckles (f) is recessive. A couple has several children. All of the children have freckles because their parents' genotypes can only produce children with freckles. Which of these are most likely the genotypes of the two parents?

Answers

Answer:

There are no options to this question, however, the question can be answered. The answer is:

FF and FF/Ff

Explanation:

This question involves a single gene coding for possession or not of freckles in humans. The allele for freckles (F) is dominant over the allele for no freckles (f). This means that genotypes FF and Ff (heterozygous) will possess freckles while only genotype ff will not.

According to this question, a couple has several children in which all of the children have freckles i.e. have either genotype FF or Ff. This is as a result of the fact that the parent's genotypes were either FF or Ff. That is, one parent is FF while the other is either FF or Ff. This genotypes will only produce children with freckles.

consider the element sodium its atomic number is

Answers

Answer: 11

Explanation:

The mass number is given at the top left of the elements symbol, for example, sodium has a mass number of 23. We know that the atomic number of sodium is 11. This tells us that sodium has 11 protons and because it is neutral it has 11

The presence of the discs and the ______ or spring like construction of the vertebral column prevent shock to the head in walking and running and provide _______

Answers

The presence of the discs and the s-shaped or spring-like construction of the vertebral column prevent shock to the head in walking and running and provide flexibility

The disc plays a crucial role in the spine's regular operation and helps the spinal column absorb shock. They provide a proper cushioning and permit the spine to bend without significantly reducing its strength. These functions are reflected in the disc's intricate shape and structure in the lumbar spine. Additionally, they act as shock absorbers within the spine and stop the vertebrae from colliding.

The intervertebral discs give the spinal column flexibility and serve as shock absorbers when people walk, run, or jump on a regular basis. Consequently, the spinal column's s-shaped or spring-like structure and the discs' existence both give flexibility and protect against head stress during walking and running.

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which term refers to the particular way an organism obtains matter and energy a. ecosystem b. environment c. ecology d. ecological niche e. habitat.

Answers

The ecological niche of an organism refers to the particular way in which it obtains matter and energy. The niche is an organism's specific role within its ecosystem, which is the set of living and nonliving things that interact with one another.

Here correct answer is D)

This role can include physical characteristics such as the size, shape, color, and other features of an organism, as well as its behaviors. For example, a tiger's ecological niche includes its large size and predatory nature, and its diet of large mammals.

The ecological niche of each species helps define its role in a given ecosystem. It determines where it can survive and which resources it needs to survive. It also dictates how each species interacts with other species and affects the flow of energy and matter within an ecosystem. Therefore, by understanding the ecology of each species, biologists are able to better understand the complex interactions of different species within an ecosystem.

Ultimately, the study of ecological niches is essential to understanding how living things interact with their environment. It not only helps us understand the roles that different species play in an ecosystem, but also helps us preserve and protect these ecosystems.

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Which statement is correct about photosynthesis and cellular respiration? O A. Production of a carbohydrate occurs in cellular respiration. OB. O, is a product of photosynthesis. OC. Photosynthesis gives off water. OD. ATP is a reactant of each step of cellular respiration.

Answers

The correct option is that Oxygen is a product of photosynthesis.

What is the comparison?

Green plants, algae, and some bacteria use a process called photosynthesis to turn sunlight, carbon dioxide, and water into glucose (a carbohydrate) and oxygen. Oxygen is released as a byproduct of photosynthesis and is necessary for respiration in a variety of species, including humans.

Option A is wrong because photosynthesis, not cellular respiration, is where carbohydrates (glucose) are produced.

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How can variation of traits in a population help in the adaptation of the population to its environment?

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Answer:

Variation of traits in a population is an essential factor in the adaptation of a population to its environment. The process of natural selection favors traits that increase the survival and reproductive success of individuals in a particular environment. The variation of traits in a population provides a range of options for natural selection to work with.

For example, if a population of birds has variation in beak size, and the environment contains different sizes of seeds, then birds with beaks that are better suited for the available seed size will have higher survival rates and be able to reproduce more effectively. Over time, the frequency of the beak size that is better adapted to the available seed size will increase in the population, while the frequency of the less well-adapted beak sizes will decrease.

In this way, the variation of traits in a population allows natural selection to act upon those traits that best fit an organism to its environment. As organisms adapt to their environment, the frequency of beneficial traits increases, leading to a better overall fit between the population and its environment. This, in turn, increases the survival and reproductive success of individuals in the population, ensuring the continuation of that population over time.

give two reasons why a person urinates more after a night of bar hopping

Answers

A person may urinate more after a night of bar hopping due to two primary reasons: increased fluid intake and the diuretic effect of alcohol.

Firstly, during a night of bar hopping, an individual typically consumes a larger volume of fluids, primarily in the form of alcoholic beverages. This increased fluid intake leads to a higher volume of urine produced by the kidneys. As a result, the person experiences a more frequent need to urinate to eliminate the excess fluids from the body.

Secondly, alcohol has a diuretic effect, which means it increases urine production and promotes the loss of water from the body. Alcohol inhibits the release of an antidiuretic hormone called vasopressin, which is responsible for regulating the body's water balance. When vasopressin levels decrease, the kidneys are less efficient at reabsorbing water, leading to increased urine output. This diuretic effect exacerbates the already increased need to urinate due to higher fluid consumption.

In summary, a person urinates more after a night of bar hopping because of the combined effects of increased fluid intake from alcoholic beverages and the diuretic properties of alcohol, which cause the kidneys to produce a greater volume of urine.

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What is the main difference between photosynthesis and cellular respiration?



A. Photosynthesis releases energy and cellular respiration stores energy.

B. Only plants can use photosynthesis and only animals can use cellular respiration.

C. Cellular respiration releases energy and photosynthesis stores energy.

D. Cellular respiration releases oxygen and photosynthesis releases carbon dioxide.

Answers

Answer:

D. Cellular respiration releases oxygen and photosynthesis releases carbon dioxide

Compare the sea surface temperatures from Feb 2003 and Feb 2021.

Answers

Answer:

b

Explanation:b

Final answer:

To compare sea surface temperatures between Feb 2003 and Feb 2021, one would need to access meteorological databases. General trends suggest increasing temperatures due to climate change, but actual data depends on specific ocean regions and the influence of various factors.

Explanation:

Comparing the sea surface temperatures from Feb 2003 and Feb 2021 would involve obtaining data from meteorological sources and examining them for differences and similarities.

While the exact temperatures will vary depending on the particular regions of the ocean under consideration, it is generally observed that there is a trend of increasing sea surface temperatures over the years due to climate change. However, for accurate data, one would need to reference reliable environmental or meteorological databases.

It is also important to note that the temperatures might fluctuate due to factors such as ocean currents, weather patterns, local geographical factors, and more.

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ATP is produced by cellular respiration in your human body cells. There are a variety of enzymes that work to produce ATP, but one of those enzymes is called phosphofructokinase-1. This enzyme is sensitive to blood acidity. Blood can become more acidic if a patient is in respiratory distress.

Answers

Answer:

Please see below

Explanation:

For a patient suffering from respiratory distress, the increase in blood acidity further effects the functionality of the enzymes. Some variables that have an effect on enzyme function are listed below:

The pH. Every enzyme has an optimal pH at which it works bestThe surrounding temperature. Too high a temperature can denature an enzyme Amount of ATP availableThe product formed as a result of enzyme action

Fill in the blank below with the vocabulary word that best completes the sentence.
Natural selection leads to
a process of change in a population over time.
DO NE

Answers

Answer:

natural growth

Explanation:

because all thing's which are natural are natural resources.

Answer:

Fill in the blank below with the word that best completes the sentence.

Natural selection leads to Evolution, a process of change in a population over time.

after

Complete the sentence below by selecting the correct words from the drop-down menus.

Factors that affect natural selection include

✔ variation

,

✔ overpopulation

, and

✔ adaptation

.

Explanation:

where in the digestive system is the largest volume of water absorbed from?a. colonb. pancreasc. small intestined. live

Answers

The largest volume of water absorption in the digestive system occurs in the small intestine. The small intestine is where most of the digestion and absorption of nutrients from food occur. The Correct option is A

As chyme, the mixture of food and digestive juices, moves through the small intestine, it is exposed to the absorptive surface of the intestinal wall, which is lined with millions of tiny finger-like projections called villi.

The villi increase the surface area for absorption and contain specialized cells that transport nutrients and water from the chyme into the bloodstream. The colon also plays a role in water absorption, but the volume is much lower than that of the small intestine.

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• 100% 0.1% 1% ● ● Each level on the energy pyramid above represents one of these amounts of energy: 6 B 0.01% 10% E Every level in an energy pyramid represents a different amount of energy. Can you identify the energy available for each of the organisms shown below? Add the percentage of energy given to the butterfly to the energy of the eagle and the energy of the frog. This number is your code to advance to the next level. Make sure to include the % sign in your code (example: 25.23%).​

 100% 0.1% 1% Each level on the energy pyramid above represents one of these amounts of energy: 6 B 0.01%

Answers

each level only takes up 10 percent of the trophic level before it due the the energy used by the organisms in the previous trophic level.

Neurohormones are classified as such because they __________. are made by neurons bind to receptors on neurons are very similar in structure to neurotransmitters are delivered to their targets by neurons

Answers

Neurohormones are classified as such because they are delivered to their targets by neurons.

Neurohormones are classified as such because they are delivered to their targets by neurons. This is because these hormones are secreted by the neurons into the bloodstream, allowing them to be transported to distant parts of the body. Neurohormones are secreted by neurons in the hypothalamus, and are transported to the pituitary gland, where they are released into the bloodstream. Neurohormones are important because they play a critical role in the body's response to stress and other types of environmental changes.

Neurohormones are secreted by neurons and transported to distant parts of the body via the bloodstream, which is why they are classified as such. They are critical in the body's response to stress and other environmental changes.

Neurohormones are important in regulating many different bodily processes, including growth, metabolism, and the body's response to stress. They are secreted by neurons and delivered to their targets via the bloodstream. They are classified as such because of their delivery method, and their critical role in the body's hormonal response to stress and other environmental changes.

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Which is an example of active transport?

capturing sunlight to split water molecules in photosynthesis
capturing sunlight to split water molecules in photosynthesis

unwinding a strand of DNA prior to replication
unwinding a strand of DNA prior to replication

absorbing water through the cell membrane of a cell
absorbing water through the cell membrane of a cell

using energy to move waste materials out of a cell

Answers

Active transport is a type of transport that requires energy to move substances across a membrane. It occurs against a concentration gradient.

The use of energy to move waste materials out of a cell is an EXAMPLE of transport active.

Active transport occurs against a concentration gradient, whereas passive transport (i.e., diffusion) occurs in favor of a concentration gradient.

Active transport can be mediated by membrane proteins that move substances from an area of high concentration to an area of low concentration.

This movement (active transport ) usually requires the energy provided by the hydrolysis of ATP.

Water molecules move across cellular membranes through membrane protein channels called aquaporins that act in favor of a concentration gradient (passive transport).

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Soil erosion can be BEST prevented by

- Heavily watering the vegetation on the slope

- Increasing the slope of the land by adding more soil

- Building terraces into the sides of a slope

- removing grass from the steepest slope.

I need help!!

Answers

Answer: Following are some of the methods of soil erosion prevention: Plant trees on barren lands to limit erosion of soil. Add mulch and rocks to prevent the plants and grass underneath to prevent soil erosion. Mulch matting can be used to reduce erosion on the slopes.

Answer:

Building terraces into the sides of a slope

salivary amylase starts the chemical digestion of: carbohydrates in the mouth. proteins in the stomach. proteins in the mouth. carbohydrates in the stomach. fats in the mouth.

Answers

Salivary amylase is produced by the salivary glands and released into the oral cavity, where it begins to break down complex carbohydrates.

This process is known as starch digestion.
Once food is chewed and mixed with saliva, salivary amylase begins to break down the starch molecules into smaller units, called dextrins. However, salivary amylase is not active for a long period of time as it gets inactivated by the acidic environment of the stomach.
Proteins, on the other hand, are not digested by salivary amylase in the mouth. Instead, protein digestion starts in the stomach with the help of an enzyme called pepsin. Pepsin is secreted by the gastric glands and is activated by the acidic environment of the stomach. It breaks down proteins into smaller peptides.
In summary, salivary amylase plays a crucial role in the initial digestion of carbohydrates in the mouth, while proteins are primarily digested in the stomach with the help of pepsin. It is important to note that fats are not directly digested by salivary amylase in the mouth.

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Debate point on: girl child education is a waste​

Answers

Answer:

All you need to know is God so basically yeah this worldly education is a waste

Explanation:

The whole duty is to fear God and keep the Commandments

What country do these terms describe?

two official languages

once part of the British Empire

was a part internet NAFTA world's second largest country (landmass)​

A) Mexico

B) Canada

C) Ireland

D) United States

Answers

Answer:

the answer is C) Canada

Canada used to be part of the British Empire

Canada has two official languages French and English

it was also part of Nafta's w0rld second largest country

What impact did the structure of the legal system in the us have on modern procedures? choose all that apply.

Answers

Answer: O.  The Bill of Rights guarantees each person civil liberties to this day.

O.   It directly impacts all laws, legal proceedings, and kinds of punishment and sanctions today.

Explanation:

The above given statements are the impact which the structure of the legal system in US have on modern procedures. The ability to guarantee each individual civil liberties irrespective of tribe or religion is one of the fundamentals of the legal system in US. Also, its ability to issue out sanctions and punishment without fear or favour is another impact associated with it.

What was the purpose of the Multiple Use Sustainable Yield Act?

To create standard expectations for various types of land use

To require companies to find several uses for any land they occupy

To designate any land that is home to endangered species as protected

To make sure that all aspects of a land’s use are considered in its management

Answers

Answer:

On June 12, 1960, Congress passed the Multiple Use-Sustained Yield Act, designed to prevent the obliteration of national forests by logging and water reclamation projects.

Explanation:

Need help science question. Brainliest goes to first helpful answer.

Need help science question. Brainliest goes to first helpful answer.

Answers

The different fertilizers because it is that factor that changes

Using the Metabolic Map as a resource, select the statement that describes the similar roles of ornithine in the urea cycle and oxaloacetate in the citric acid cycle.a. Both are degraded during each turn of a cycle.b. Both require ATP or NADPH.c. Both accept material during their respective cycle.d. Both are produced in mitochondria.

Answers

The Metabolic Map as a resource, the statement that best describes the similar roles of ornithine in the urea cycle and oxaloacetate in the citric acid cycle is: (c). Both accept material during their respective cycle.


In the urea cycle, ornithine plays a crucial role in detoxifying ammonia by accepting a carbamoyl phosphate molecule, ultimately forming citrulline. This reaction takes place in the mitochondria and is facilitated by the enzyme ornithine transcarbamylase.


Similarly, in the citric acid cycle, oxaloacetate serves as a key intermediate that accepts an acetyl-CoA molecule to form citrate. This reaction occurs in the mitochondrial matrix and is catalyzed by the enzyme citrate synthase.


In both cycles, ornithine and oxaloacetate act as acceptors, allowing the cycles to progress and perform their essential functions: detoxification of ammonia in the urea cycle and energy production in the citric acid cycle. While there are other differences and unique aspects to each cycle, the primary similarity lies in the accepting roles of these two molecules.The correct answer is c .

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The correct statement which describes the similar roles of ornithine in the urea cycle and oxaloacetate in the citric acid cycle is c, Both accept material during their respective cycle.

Option a is incorrect because only ornithine is degraded during the urea cycle, not oxaloacetate in the citric acid cycle. Option b is incorrect because while both cycles require energy in the form of ATP, only the citric acid cycle requires NADPH. Option d is incorrect because ornithine is produced in the cytosol, not the mitochondria. Ornithine is a molecule that accepts ammonia during the urea cycle, while oxaloacetate accepts acetyl-CoA during the citric acid cycle. Both molecules act as intermediates in their respective cycles, accepting and transferring material to keep the cycle going. Thus option c, both accept material during their respective cycle is the correct statement.

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People who live in rural communities (country side) impact the ocean.
A
True
B
False

People who live in rural communities (country side) impact the ocean.ATrueBFalse

Answers

true, extreme weather events, sea level arise

Which of the following statements describes a likely effect of a drug designed that inhibits the cellular response to testosterone?a. insufficient ATP levels in the cytosol
b. activation of receptor tyrosine kinases
c. The transcription of certain genes would decrease.
d. GTPase activity and hydrolysis of GTP to GDP

Answers

The statement (c) "the transcription of certain genes would decrease" describes a likely effect of a drug that inhibits the cellular response to testosterone.

A drug designed to inhibit the cellular response to testosterone will either suppress the synthesis of testosterone or will compete with the androgen receptor.

However, the most likely effect of such a drug would be that the transcription of certain genes would decrease. Transcription is the process by which the genetic information in DNA is used to create an RNA molecule.

This RNA molecule then creates the protein that the DNA encodes. Testosterone has a direct effect on the transcription of certain genes, particularly those that are involved in the regulation of muscle mass and bone density.

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Is the muscular system the same as the nervous system?

Answers

Answer:

Nope!

Explanation:

Receptors in muscles provide the brain with information about body position and movement. The brain controls the contraction of skeletal muscle. The nervous system regulates the speed at which food moves through the digestive track.

Answer:

No these body systems are not the same.

Explanation:

The main difference between the muscular system and the nervous system is that the muscular system is specialized for contraction, while the nervous system is specialized for communication. Epithelial tissue, muscle tissue, nervous tissue, and connective tissue are four types of tissues present in the animal body. Muscle tissue is responsible for the locomotion and movements of body parts while nervous tissue is responsible for receiving signals and communication.

A Low frequency will have a ___________wave length.

Answers

Answer:

long wave length

Explanation:

Answer:

Longer

Explanation:

Because it's slow

What adverse effects does covering the land with concrete and asphalt create?
1.Natural resources are depleted.
2.The flow of water in rivers is changed.
3.Vegetation and trees cannot grow.
4.Non-native species are introduced to a foreign environment.

Answers

Covering the land with concrete and asphalt creates natural resource depletion, alters water flow, impairs the growth of vegetation, and can cause the growth of invasive species.

Effects of covering lands with concrete and asphalt

Covering land with concrete and asphalt has adverse effects on the environment. It depletes natural resources during construction and maintenance.

The impermeable surfaces disrupt the natural water flow, altering rivers and increasing runoff, leading to flooding and erosion. Vegetation and trees struggle to grow as concrete and asphalt prevent sunlight, water, and air from reaching the soil.

This impacts biodiversity, wildlife habitats, and the ability of plants to purify the air and sequester carbon. Additionally, the transportation of materials and equipment for construction can introduce non-native species, causing ecological imbalances. Mitigation efforts and alternative land management practices can help alleviate these effects.

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Discussion: Diversity of Life, Part - 2

Graded Discussion

Discussion Topic

Imagine that certain laws of physics could be ignored and you were able to travel vast

distances in moments. Now imagine that you traveled to an Earth-like planet located

light-years away that is known to support life. Think about what you've learned in this

unit and make an argument for what you think would be the dominant type of life form

on this planet. Consider whether a notochord is required for an organism to manipulate

its environment and become a dominant creature.

5 F

Answers

Assuming that we're  suitable to travel vast distances in moments and that we've discovered an Earth- suchlike earth located light- times down that supports life.

it's  delicate to  prognosticate what the dominant type of life form on this earth would be without  further information about the earth's  terrain and the conditions that  live there. still, we can make some general  prognostications grounded on what we know about the  elaboration of life on Earth.   On Earth, the most dominant type of life form is  presently the multicellular organism.

Multicellular organisms evolved from single- celled organisms through a process called symbiogenesis, in which multiple cells came together to form a collaborative unit. The  foremost multicellular organisms on Earth didn't have notochords, which are structures  set up in the phylum Chordata( which includes invertebrates) that  give support and allow for movement. rather, these early multicellular organisms had simpler structures,  similar as cell walls, that  handed support and allowed for limited movement.

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You may need to use the appropriate appendix table or technology to answer this question. Given that z is a standard normal random variable, compute the following probabilities. (Round your answers to four decimal places.) (a) P(z s-2.0) (b) P(Z Z-2) (c) P(Z 2-1.7) (d) P(-2.3 2) (e) P(-3 Differentiate between feudalism and communism NO LINKS!! Please help me with this problem The Reign of Terror describes which period during the French Revolution?A. when France was still a monarchy under King Louis XVIB. when Napoleon led a coup d'etat and seized powerC. when other European kingdoms attacked FranceD. when the republic executed thousands of citizens What information do the coefficients of a balanced equation give about thereactants?A. The coefficients tell what oxidation states the atoms are in.B. The coefficients give the molar ratio of the reactants.C. The coefficients give the gram ratio of the reactants.D. The coefficients tell what the molar mass of each reactant is. The federal government has established safety guidelines with the. how do you know which operation to use when solving an algebra equation? fill in the blank question. two capital budgeting approaches that use discounted cash flows are the __________ value method and the __________ of return method. (enter only one word per blank.) Panuto: Ipaliwanag ang karunungang-bayan na nakapaloob sa tulang binasa. Iugnay ito sa sariling karanasan at aral na hatid nito.1. Ang hindi lumingon sa pinanggalingan Di makakarating sa paroroonan. ____________________________________________________________________ 2. Anak na hindi paluhain, Ina ang patatangisin. ___________________________________________________________________________ ______________________________________________________________________________________________________________________________________________________ 3.Ubos-ubos biyaya Bukas nakatunganga ____________________________________________________________________ ____________________________________________________________________ Read the excerpt. then choose the correct way to complete the sentence. the purpose of this excerpt is to______. address the concerns of a distrustful audience. explain why he launched military action in the south. explain that no one can tell what the future will hold. attack those who represent the southern states. Which of the ten Amendments do you think is the most significant today? What organs are affected by heart disease? Pythagorean Theorem you leave your house and drive 12 miles north , then turn left and drive 9 miles west . How far are you from your hours ? I NEED HELP WILL MARK YOU BRAINLIEST IF ANSWERED CORRECTLY IF YOU DO NOT KNOW THE ANSWER DONT REPLY TO THIS THREAD Product A's annual inventory turns is 8 and product B's annual inventory turns is 5. Which product spends more time in inventory on average?ABCannot be determined (could be either one) Answer and explanation Many film soundtracks including those written for King Kong, the Harry Potter series, and Lord of the Rings use what Wagnerian technique The area of the regular hexagon is 169. 74 ft2. A regular hexagon has an apothem with length 7 feet and an area of 169. 74 feet squared. What is the perimeter, rounded to the nearest tenth? 24. 2 ft 28. 3 ft 48. 5 ft 56. 8 ft. Mr. Gephart is traveling from his house to the history museum. How many meters will he travel to the museum? The distance from home to the history museum is six and seven-tenths kilometers. 1. In a 30-60-90 triangle, the length of the hypotenuse is 6. What is the length of the shortest side?A2B3C [tex]3\sqrt{2}[/tex]D[tex]3\sqrt{3}[/tex]F[tex]6\sqrt{2}[/tex] I need help with questions 3 and 5 MOST ESPECIALLY!! URGENTLY! PLEASE, HELP! THANKS!!