If an atom has more electrons as compared to the proton then we can say that the atom has a negative charge.
What is an electric charge?Charged material experiences a force when it is exposed to an electromagnetic field due to the physical property of electric charge.
You can have a positive or negative electric charge (commonly carried by protons and electrons respectively).
We may say that an atom has a negative charge if there are more electrons in it than there are protons.
The positively charged atom is known as the cation while on the other hand the negatively charged atom is known as the anion.
Thus, If an atom contains more electrons than protons, we may say that it has a negative charge.
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What is the average rate of change between 50 and 150
Answer:
Your input: find the average rate of change of f(x)=x2 on the interval [50,150].
The average rate of change of f(x) on the interval [a,b] is f(b)−f(a)b−a.
We have that a=50, b=150, f(x)=x2.
Thus, f(b)−f(a)b−a=(150)2−((50)2)150−(50)=200.
Answer: the average rate of change is 200.
Explanation:
Calculate the average rate of change. x from x = π to x = 2 π (where x is measured in radians). Calculate the average rate of change. Determine the average rate of change for the function below, from t = − 2 to t = 8 . Calculate the average rate of change. Determine the average rate of change for the function below, from x = − 6 to x = − 3 .
What holds the hydrogen
atoms to the
oxygen atom?
Answer:Covalent bonds
Explanation:
The last one, I need help ASAP
Lamar lives along the eastern coast of the United States, where the Gulf Stream influences the temperatures.
What is the relationship between air masses and ocean currents?
a. Warm air masses warm the ocean currents.
b. Cold air masses cool the ocean currents.
c. Warm ocean currents cool the air masses above them.
d. Warm ocean currents warm the air masses above them.
Answer:
A
Explanation:
Ocean currents act much like a conveyor belt, transporting warm water and precipitation from the equator toward the poles and cold water from the poles back to the tropics. Thus, ocean currents regulate global climate, helping to counteract the uneven distribution of solar radiation reaching Earth's surface.
The heating of the Earth's surface and atmosphere by the sun drives convection within the atmosphere and ocean. This convection produces winds and ocean currents. The greater the pressure differences between a low-pressure area and a high-pressure area, the stronger the winds.
Warm air masses warm the ocean currents the relationship between air masses and ocean currents. The correct option is A.
Thus, Gravity, wind (Coriolis Effect), and water density all contribute to the continuous, predictable, directed movement of seawater known as ocean currents.
Water in the ocean can move both horizontally and vertically. Vertical shifts are referred to as upwellings or downwellings, while horizontal motions are known as currents.
The movement of heat, fluctuations in biodiversity, and the Earth's climate system are all caused by this abiotic system.
Thus, Warm air masses warm the ocean currents the relationship between air masses and ocean currents. The correct option is A.
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1. (a) A bench top centrifugation machine has 3000 rpm and has an arm length of 11 cm. Calculate the relative centrifugal force experienced by the analytes put in this type of a machine. [4] (b) (i) What do you understand by the term relative centrifugal force (RCF)?
The relative centrifugal force is 990,000. By adjusting the RCF in a centrifugation process, scientists can control the separation of analytes based on their desired outcome.
(a) To calculate the relative centrifugal force (RCF) experienced by the analytes in the centrifugation machine, we can use the following formula:
RCF = (1.12 × 10^-5) × r × (rpm)^2
where r is the arm length in centimeters and rpm is the revolutions per minute of the centrifuge.
Given that the arm length is 11 cm and the rpm is 3000, we can substitute these values into the formula:
RCF = (1.12 × 10^-5) × 11 × (3000)^2
Calculating this expression, we find that the relative centrifugal force experienced by the analytes is:
RCF = 11 × 9 × 10^4 = 990,000
Therefore, the relative centrifugal force is 990,000.
(b) (i) The term relative centrifugal force (RCF) is a measure of the gravitational force experienced by particles or analytes in a centrifuge. It quantifies the acceleration applied to the analytes during centrifugation and is expressed as a multiple of the acceleration due to gravity (g). RCF is used to determine the sedimentation rate and separation efficiency of particles based on their size, shape, and density. When a centrifuge rotates, the analytes experience a centrifugal force that pushes them away from the axis of rotation. This force causes the analytes to sediment or settle at different rates depending on their physical properties. RCF is directly proportional to the square of the rotational speed (rpm) and the radius (arm length) of the centrifuge. By adjusting the RCF in a centrifugation process, scientists can control the separation of analytes based on their desired outcome. Higher RCF values lead to faster and more efficient sedimentation, enabling the separation of particles with greater resolution. Understanding RCF is crucial in optimizing centrifugation protocols for various applications, including sample preparation, cell separation, and purification techniques in molecular biology, biochemistry, and clinical diagnostics.
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what is the correct order of protein production?
1) ribosome
2) endoplasmic reticulum
3) secretory vesicles
4) golgy apparatus
a) 1,2,3,4
b) 2,4,3,1
c) 1,2,4,3
d) 3,2,4,1
Answer:
The correct order of protein production is:
c) 1,2,4,3
Ribosome: Protein synthesis begins in the ribosomes, which are located either in the cytoplasm or attached to the endoplasmic reticulum.
Endoplasmic Reticulum: After the initial stages of protein synthesis in the ribosomes, the newly synthesized protein is transported into the endoplasmic reticulum (ER) for further processing and modification.
Golgi Apparatus: The proteins synthesized in the ER undergo further processing and modifications in the Golgi apparatus. This includes sorting, packaging, and modifying the proteins to their final functional forms.
Secretory Vesicles: Once the proteins are properly processed and modified in the Golgi apparatus, they are packaged into secretory vesicles. These vesicles transport the proteins to their destination, such as the plasma membrane for secretion outside the cell.
Therefore, the correct order is 1, 2, 4, 3.
Answer:
The correct order of protein production is ribosome, endoplasmic reticulum, Golgi apparatus, and secretory vesicles. So the correct answer would be c) 1,2,4,3.
Many proteins destined for the endoplasmic reticulum, the Golgi apparatus, lysosomes, the plasma membrane, and secretion from the cell are synthesized on ribosomes that are bound to the membrane of the endoplasmic reticulum. The Golgi apparatus then distributes these proteins and lipids that it receives from the ER.
HELPS PLEase ill give you brainlistt
Step 1: Choose one of the ocean currents shown on the maps.
Step 2: Conduct research and describe this current. Include such details as the location, direction, temperature, and any other details you can identify.
Step 3: Include the URL of any sources that you used in your research
Step 1: I have chosen the Gulf Stream as the ocean current from the map for this exercise.
How to describe the current?Step 2: The Gulf Stream is a powerful warm ocean current that originates in the Gulf of Mexico and flows along the eastern coast of the United States before crossing the Atlantic Ocean towards Europe. It is part of the larger North Atlantic Gyre circulation system. The Gulf Stream is known for its swift speed and strong flow.
Location: The Gulf Stream begins in the Gulf of Mexico, near the coast of Florida, and then follows a northeastward path along the eastern seaboard of the United States. It eventually crosses the Atlantic Ocean and influences the climate of Western Europe.
Direction: The Gulf Stream flows from south to north along the eastern coast of the United States and then veers to the east as it crosses the Atlantic Ocean.
Temperature: The Gulf Stream is characterized by warm waters, with temperatures ranging from around 20°C (68°F) to 25°C (77°F) in its northern region. It carries warm water from the tropics towards higher latitudes, significantly affecting the climate of regions it passes through.
Other details: The Gulf Stream is an important ocean current that influences weather patterns, ocean ecosystems, and marine navigation. Its strong flow and warm waters have significant impacts on climate and contribute to the milder temperatures experienced in Western Europe compared to regions at similar latitudes.
Step 3: These are some sources that provide further information about the Gulf Stream:
National Ocean Service - Gulf Stream: https://oceanservice.noaa.gov/facts/gulfstream.html
National Geographic - Gulf Stream: https://www.nationalgeographic.org/encyclopedia/gulf-stream/
Woods Hole Oceanographic Institution - Gulf Stream: https://www.whoi.edu/know-your-ocean/ocean-topics/ocean-circulation/gulf-stream/
Britannica - Gulf Stream: https://www.britannica.com/place/Gulf-Stream
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. Unlike animal cells, plant cells have ________________¬¬¬¬¬¬¬¬¬¬, a large central_____________, and a _________ wall.
Answer:
chloroplasts, vacuole, cell wall
Explanation:
Answer:
This is the answer. Pls Mark me as the brainliest!!!!!! pppplllllllsssssss
Explanation:
Animal cells each have a centrosome and lysosomes, whereas plant cells do not. Plant cells have a cell wall, chloroplasts and other specialized plastids, and a large central vacuole, whereas animal cells do not
The plasma (cell) membrane
O is composed of a bilayer of proteins
O is composed of a bilayer of phospholipids
O is composed of chains of carbohydrate molecules
O is a complex of carbohydrates and proteins
Answer:
The cell membrane is composed of a bilayer of phospholipids
Why do heart cells have different characteristics than skin cells???
Heart cells have different DNA than skin cells.
Heart cells reproduce by mitosis.
Heart cells express different genes than skin cells.
Heart cells reproduce by cell differentiation.
Answer:
Heart cells express different genes than skin cells
Explanation:
Cells contain instructions for their gene expression within stretches of DNA called genes, which is expressed and translated into protein.
Somatic cells are cells which contain the organism's chromosome number. They contain the entire karotype- and divide/ replicate through mitosis. In several stages of mitosis, DNA becomes condensed, is unwound and replicated, then packaged into two identical daughter cells.
All somatic cells start out undifferentiated (as stem cells). AFter the process of differentiation, they undergo changes in gene expression to become specific cell types, through processes like methylation and gain maturity.
A microtubule associated protein is atttached to a microtubule. Which direction will it move?
The movement microtubules mostly occurs in the direction of the plus end, meaning cellular cargo is transported from the center of the cell to the periphery.
How do micro tubules move?
The movements of cilia and flagella result from the sliding of outer micro tubule doublets relative to one another, powered by the motor activity of axonemal dynein. The dynein bases bind to the A tubules while the dynein head groups bind to the B tubules of adjacent doublets
How do motor proteins move in one direction?
Motor proteins use energy derived from the hydrolysis of ATP to move uni directionally along micro tubules and actin filaments.
What do micro tubule associated proteins do?
Micro tubule-associated proteins (MAPs) regulate assembly and stability of micro tubules. Micro tubules constitute a major part of the cyto-skeleton and are important in cyto skeletal rearrangements during neuronal growth, axon guidance, and synapse formation.
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How does photosynthesis affect the amount of carbon in the atmosphere
The rate of photosynthesis typically increases unless it is constrained by another factor because an increase in carbon dioxide content accelerates the rate at which carbon is integrated into carbohydrates in the light-independent process.
Rate of photosynthesis
Since the rate of photosynthesis and the amount of carbon dioxide in the atmosphere are directly proportional, a rise in atmospheric carbon dioxide will result in an increase in the rate of photosynthesis.
To create the glucose molecule, the carbon dioxide is reduced using electrons from the hydroxyl ion(OH-) formed during the photolysis of water. The plant uses the extra glucose to store it as starch after using it as needed by the plant. As carbon dioxide levels rise, photosynthesis accelerates.
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What are the basic food and beverage service rules?.
The basic food and beverage service rules include Bringing food to the guest table if it is not a buffet service and serving from the left side.
In order to guarantee the availability of healthy food for human consumption, the Food Safety and Standards Authority of India (FSSAI) was established to laying down scientifically based standards for food items and to regulate their production, storage, distribution, sale, and import. If there is no buffet, bring food to the guest table. In the event of formal dining, serve the food to the guest on their left side. In the event of casual dining, prepare the food plates from the kitchen and place them on the guest table. Ask your guests if they require assistance serving the food. These are some of the basic food and beverage service rules.
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Which of the following is another name for the columns on the periodic table?
Rows
Groups
Periods
Answer:
i think its either rows or groups but i rlly think its groups
Explanation:
...
A scientist studies the formation of the protein hemoglobin. Arrange the labels to complete the steps for the formation of hemoglobin.
The correct order of hemoglobin formation is Level 1: 3, Level 2:4, Level 3:1. Level 4:2.
The formation of hemoglobin involves several steps in the synthesis of proteins.
Level 1: DNA molecule is "unzipped" in the nucleus: The process starts in the nucleus of the cell, where the DNA molecule containing the instructions for hemoglobin production is "unzipped" or separated. Level 2: RNA polymerase is used to build an mRNA molecule: RNA polymerase is an enzyme that helps in the synthesis of messenger RNA (mRNA). It binds to the DNA template strand and assembles nucleotides to create an mRNA molecule. Level 3: mRNA travels to a ribosome where its codons are "read": The newly formed mRNA molecule leaves the nucleus and travels to a ribosome, which is the site of protein synthesis. Level 4: Amino acids released by tRNA form peptide bonds: Transfer RNA (tRNA) molecules bring amino acids to the ribosome. As the ribosome moves along the mRNA, the amino acids carried by the tRNA molecules are sequentially added to the growing polypeptide chain. Peptide bonds forms, creating the primary structure of the protein.Thus, the correct order is 3, 4, 1, and 2
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A scientist studies the formation of the protein hemoglobin. Arrange the labels to complete the steps for the formation of hemoglobin. Labels:
mRNA travels to a ribosome where its codons are "read"amino acids released by tRNA form peptide bondsThe DNA molecule is "unzipped" in the nucleusRNA polymerase is used to build an mRNA moleculeWhich of the following best describes the behavior of nonconservative elements in seawater?
A. Nonconservative elements are reactive in seawater and have a long residence time.
B. Nonconservative elements are reactive in seawater and have a short residence time.
C. Nonconservative elements are non-reactive in seawater and have a short residence time.
D. Nonconservative elements are non-reactive in seawater and have a long residence time.
Answer: Option C.
Nonconservative elements are non-reactive in seawater and have a short residence time.
Explanation:
Non conservative elements are elements that enter the sea water and have little concentrations in the ocean and show spartial variationns. These elements have short residence time I .e short replacement time and they are non reactive .Constituents such as phosphate, nitrate, and other nutrients, and dissolved oxygen, carbon dioxide, etc. are non-conservative because their concentrations are later changed by chemical reaction in the sea.
DNA Structure and Replication WARM UP
Which compound is NOT part of a DNA nucleotide?
O ribose
O adenine
O thymine
O deoxyribose
Answer:
Ribose
Explanation:
DNA consists of a ribose molecule whilst RNA consists of a deoxyribose molecule.
. Which of the organisms—herbivores, carnivores, or omnivores—would also be labeled consumers? Why?
Consumers are the name for these organisms. The two types of consumers are omnivores and carnivores, respectively (animals that eat both plants and animals).
The term "organism" refers to what?The definition of an organism is a living thing. Molecules make up the majority of both living and non-living entities. On the other hand, a living creature can be distinguished from an inert solid support by its defining traits.
What does a living thing mean in the human body?Any living thing with a cellular arrangement and the capacity to carry out each of the physiologic processes required for survival is considered an organism. All of the body's cells, tissues, organs, or organ systems work in concert to preserve the organism's life and health in multicellular creatures, including humans.
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Why is it that you cannot fetch water with a basket?
Answer:
cuz youd look weird with water in a basket
Explanation:
only you have that kind of idea
scientific concept for the water cycle
Answer:
Evaporation, condensation, precipitation, Surface Runoff, Infiltration, transpiration
Explanation:
There are six important processes that make up the water cycle. These are:
Evaporation
Evaporation is the process where a liquid, in this case water, changes from its liquid state to a gaseous state. Liquid water becomes water vapor. Although lower air pressure helps promote evaporation, temperature is the primary factor. For example, all of the water in a pot left on a table will eventually evaporate. It may take several weeks. But, if that same pot of water is put on a stove and brought to a boiling temperature, the water will evaporate more quickly.
During the water cycle some of the water in the oceans and freshwater bodies, such as lakes and rivers, is warmed by the sun and evaporates. During the process of evaporation, impurities in the water are left behind. As a result, the water that goes into the atmosphere is cleaner than it was on Earth.
Condensation
Condensation is the opposite of evaporation. Condensation occurs when a gas is changed into a liquid. Condensation occurs when the temperature of the vapor decreases.
When the water droplets formed from condensation are very small, they remain suspended in the atmosphere. These millions of droplets of suspended water form clouds in the sky or fog at ground level. Water condenses into droplets only when there are small dust particles present around which the droplet can form.
Precipitation
When the temperature and atmospheric pressure are right, the small droplets of water in clouds form larger droplets and precipitation occurs. The raindrops fall to Earth.
As a result of evaporation, condensation and precipitation, water travels from the surface of the Earth goes into the atmosphere, and returns to Earth again.
Surface Runoff
Much of the water that returns to Earth as precipitation runs off the surface of the land, and flows down hill into streams, rivers, ponds and lakes. Small streams flow into larger streams, then into rivers, and eventually the water flows into the ocean.
Surface runoff is an important part of the water cycle because, through surface runoff, much of the water returns again to the oceans, where a great deal of evaporation occurs.
Infiltration
Infiltration is an important process where rain water soaks into the ground, through the soil and underlying rock layers. Some of this water ultimately returns to the surface at springs or in low spots downhill. Some of the water remains underground and is called groundwater.
As the water infiltrates through the soil and rock layers, many of the impurities in the water are filtered out. This filtering process helps clean the water.
Transpiration
One final process is important in the water cycle. As plants absorb water from the soil, the water moves from the roots through the stems to the leaves. Once the water reaches the leaves, some of it evaporates from the leaves, adding to the amount of water vapor in the air. This process of evaporation through plant leaves is called transpiration. In large forests, an enormous amount of water will transpire through leaves.
Please read all this and and answer number 1
show your reasonings why you picked it
will give brainliest
Answer:
i would say suspect 4
Explanation:
A poodle and a parrot are both mammals so suspect 1 and 3 are out of the running. Suspect 2 works in a stone quarry so it probably doesn't have sand and hay near it.
compared with cells that are surrounded by a lipid membrane, viruses . . . choose one:a. may be surrounded by a membrane synthesized by viral proteins.b. may be surrounded by a membrane derived from the host cell.c. are also always surrounded by a lipid membrane.d. are never surrounded by a lipid membrane.
Not even all viruses have an envelope-like membrane surrounding the capsid. Viruses do have a wall outside of the capsid, but it originates from the host.
What do viruses possess?
A virus's outer layer is formed of a nutrient coat that serves as the nucleus of its mitochondrial Genome, either RNA or Genetic material. The second spikey coat of the mailbox is occasionally seen around the virus. Viruses are able to attach to and enter new hosts.
How do viruses become made?
It's probable that mobile genetic elements that had the ability to move between cells gave rise to viruses. They might be related to organisms that were once free-living but later switched to a parasitic mode of reproduction. It's possible that viruses existed before cellular life developed and helped to shape it.
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A laboratory assistant prepared solutions of 0.2 M, 0.4 M, 0.6 M, and 0.8 M sucrose but forgot to label them. After realizing the error, the assistant randomly labeled the flasks containing these four unknown solutions as flask A, flask B, flask C, and flask D. To determine the concentrations of each solution, the assistant filled four dialysis tubes with the four different solutions, took their initial masses, and placed each tube into distilled water overnight. The next day, the masses of each dialysis tube again were recorded. Using the data below, determine which concentration of sucrose solution is in each flask.
Answer:
To determine the flask on basis of the molarity or concentration of the solutions, an individual should design an experiment with the help of using water and dialysis tubes. Dialysis tubes up should be filled with pure water, then seal or closed them from both ends.
Measure the weight and note the mass of each tube, student should stick label the cups with the solutions. Weighing the solutions after leaving them for 8 to 10 hours. The tubes would lose weight as water leave the tube when placed in the solutions due to the principle of diffusion- movement.
The measure of the chemical constituents of the specific solute in a solution is called molar concentration.
For the determination of the flasks based on the molarity and concentration, the experiment should be designed based on dialysis tubes and water.
The dialysis tubes should be filled with pure water and both the ends of the tubes should be sealed.The tubes should be measured and marked. Place the tubes into the solutions and after leaving them overnight weigh them again.The weight of the tubes will decrease because of the flow of water.Therefore, due to diffusion movement, the tubes will lose weight and the concentration of the flasks can be determined.
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functional and structural unit of the living organism
Answer:
the cell
Explanation:
Which change to the model would improve its accuracy? A. Move each neutron so it is next to a proton. B. Move the protons and neutrons to a small space in the center. C. Move the protons and electrons to a small space in the center. D. Move all of the particles so that they are evenly spaced.
Answer:
B
Explanation:
B. Move the protons and neutrons to a small space in the center.
Answer:
B. Move the protons and neutrons to a small space in the center.
Explanation:
Eutrophication might happen in a lake if
it had excess nutrients.
it was completely filled with soil.
None of the answers is correct
it was full with fish.
Answer:
if it had excess nutrients
Explanation:
it increases the amount of plant and algae growth
only humans can remove carbon from this carbon sink/reservoir.
Answer:
hwhat
Explanation:
Answer:
Fossil fuels are a carbon reservoir that is only accessible to humans.
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When you consider causes of behavior, which of the following are correctly matched? Ultimate causes? Proximate causes?
Ultimate causes: an evolutionary explanation for behavior.
Proximate causes: mechanisms that underlie behavior
In terms of the influences of evolution, ultimate causation explains features.
As an illustration, female animals frequently show preferences for male display features, including songs. The most conclusive theory is that females who exhibit preferences have more virulent or more handsome male progeny.
In terms of direct physiological or environmental elements, proximate causation describes how biological processes work.
Example: In a mate choice trial, a female animal decides to mate with a specific male. One theory for the closest explanation is that one male produced a stronger signal, which caused the female to have higher hormone levels and exhibit copulatory behavior.
Although the behavior in these two examples is the same, the explanations are based on several reasons, some of which are evolutionary and some of which are physiological.
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Which of the following would cause a population to reach its carrying capacity?
a decrease in water available
a decrease in predators
an increase in the food supply
Answer:
a decrease in predators
nitrification by certain chemoautotrophic bacteria occurs in conditions; this process, therefore, occurs primarily in environments.
Because nitrification by some chemoautotrophic bacteria takes place in aerobic environments, it mostly happens in terrestrial settings.
Tropical habitats have the most diversity of species. Coral reefs in marine ecosystems and tropical rain forests upon land are two of the planet's most environment varied ecosystems and the center of much public interest. Tropical rain forests and temperate rain forests, are most productive systems in term of NPP per unit area. Of all the terrestrial biomes, tropical forests have the highest biodiversity & primary production. N2 is absorbed by certain bacteria, which may transform this into ammonium, a type that plants can use. Three layers may be used to measure it: genetic, bacteria, and environment. Among the additional primary reasons of biodiversity are: As a result of habitat loss, habitat will become fragmented, resulting in tiny habitats with few creatures.
( Nitrification by certain chemoautotrophic bacteria occurs in aerobic conditions; this process, therefore, occurs primarily in terrestrial environments.
a. anoxic; high altitude
b. anoxic; aquatic
c. aerobic; aquatic
d. aerobic; terrestrial
e. aerobic; high altitude)
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does anybody understand this
Answer:
One choice should be “exponential growth curve”, choose that. If you could post a pic of the remaining options, I'll try and solve it for you further.