PLEASE HELP ASAP OR AT LEAST NOT AFTER FRIDAY 11:59 PM

The most reliable scientific sources would be the data collected by scientists. This is because scientific data is typically collected through rigorous and systematic methods, and is subject to peer review and validation.

The accuracy and reliability of scientific data can be further improved through replication and corroboration by other researchers. While newspaper reports, diaries, and letters can provide valuable insights into the experiences of people living in California at the time of the flood, they may not always be completely accurate or unbiased.

Newspaper reports may have been sensationalized or focused on certain aspects of the flood, while personal accounts may have been influenced by individual perspectives and emotions.

To learn more about scientific follow the link:

https://brainly.com/question/17152046

#SPJ1

If the researcher used dorsal heat treatment as the control, an alternative valid control could be a "sham treatment" or "placebo treatment" where a similar procedure is performed but without the actual heat application.

This would involve mimicking the process of the dorsal heat treatment, including all the steps and handling, but without the actual application of heat. The purpose of using a sham or placebo control is to account for any non-specific effects that may occur due to the treatment procedure itself.

By comparing the effects of the actual treatment (dorsal heat treatment) with the effects of the sham treatment, researchers can assess whether the observed outcomes are specific to the treatment or are simply due to the psychological or physiological responses associated with the procedure.

Using a sham treatment control helps to minimize biases and provides a more accurate evaluation of the effectiveness of the dorsal heat treatment.

It allows for a better understanding of whether any observed changes or effects are attributable to the heat treatment specifically or if they can be attributed to other factors such as the handling, attention, or expectations associated with the procedure.

To know more about placebo treatment:

https://brainly.com/question/16827703

#SPJ11

If you put a container of water in the freezer and the container is completely full and sturdy enough to prevent any expansion, the water will not remain liquid. Water expands when it freezes, and this expansion creates a significant amount of force.

In such a situation, the water will exert pressure on the walls of the container as it freezes. If the container is strong enough to withstand this pressure, it may remain intact, but the expansion of the water will cause the container to deform or rupture eventually.

However, it's worth noting that it is highly unlikely to find a container that is completely rigid and strong enough to prevent any expansion of water. The force exerted by freezing water is quite powerful, and it can typically overcome the strength of most containers.

Learn more about water on

https://brainly.com/question/1313076

#SPJ1

What happens if you put a container of water in the freezer, and the container is so full and so sturdy that the water has no space to expand into as it becomes ice? Does the water remain liquid?

True, the epithelial tissues always exhibit polarity that is they have a free surface and a basal surface.

Tissues are corporations of cells that have a similar shape and act collectively to perform a selected function. The phrase tissue comes from a form of an old French verb that means “to weave”. There are 4 one-of-a-kind sorts of tissues in animals: connective, muscle, nervous, and epithelial.

In easy terms, tissue may be defined as a collection of cells with comparable forms and features termed as tissues. They shape a cellular organizational level, intermediate between the cells and the organ machine.

They constitute a stage of enterprise and cell differentiation in residing organisms. Tissues perform various capabilities including transportation, digestion, respiration, and so forth.

Learn more about Tissue here:-brainly.com/question/14491139

#SPJ4

The statement "The globus pallidus excites the thalamus" is true when considering the indirect pathway in the basal ganglia. The correct option is C.

In the indirect pathway, the basal ganglia circuitry plays a role in modulating and fine-tuning motor output.

The globus pallidus external segment (GPe) is a key component of the indirect pathway. The GPe inhibits the subthalamic nucleus (STN), which in turn, excites the globus pallidus internal segment (GPi).

The GPi, being excited by the STN, increases its inhibitory output onto the thalamus. This inhibitory influence of the GPi on the thalamus reduces the activity of the thalamus, which subsequently leads to a decreased excitatory output from the thalamus to the motor cortex.

Thus, in the indirect pathway, the globus pallidus excites the thalamus, resulting in a decreased activation of the motor cortex and ultimately modulating motor output. Therefore, the correct option is C.

To know more about basal ganglia, refer here:

https://brainly.com/question/30392325#

#SPJ11

Description:

To prevent transmission of cholera from a patient to a healthy person you should use safe water meaning clean water. Wash your hands with clean water with soap. Also cook food well mostly see food including fish

Answer:

Use safe water

Wash your hands with soap and clean water

Cook well mostly see food including fish

Please mark brainliest

Hope this helps.

Answer:

0.01%

Explanation:

Answer:

It's a virus.

Mosquitoes are the vector for the yellow fever virus.

Spread through Mosquitos making mosquitoes the vector.

DNA consists of deoxyribose sugar, double helix shape, & thymine base. The correct option is D.

Thus, a deoxyribose sugar, a phosphate group, and a nitrogenous base make up the two strands of nucleotides that make up DNA's double helix structure. Adenine (A), thymine (T), cytosine (C), and guanine (G) are the four nitrogenous bases found in DNA.

The two strands are held together by hydrogen bonds that develop between the nitrogenous bases, creating a solid structure consisting of a deoxyribose sugar, a phosphate group, and a nitrogenous base. The nuclear pores in the nuclear envelope, which divides the cell's nucleus from the cytoplasm, are too big to accommodate the double helix DNA structure. As a result, DNA is kept within the nucleus and is unable to exit.

Thus, the ideal selection is option D.

Learn more about the DNA here:

https://brainly.com/question/30006059

#SPJ1

Explanation:

Predation plays an important role in the overall health of an ecosystem since it regulates the population of preys as well as maintain the population of higher-level consumers. If predators were eliminated from an ecosystem, it would cause an increase of the population of preys and potentially decrease the population of other organisms on lower trophic levels. An example of such effect can be seen from the population of rabbits and plants supposing that foxes, eagles and snakes are eliminated from the ecosystem. The rabbit population will multiply, causing a decrease in the population of plants such as grass that rabbits feed on.

Hope this helps :)

When you dilute caps buffer 10 times, the pH value is not necessarily 10 times lower. The pH scale is logarithmic, meaning that each unit change in pH represents a tenfold change in acidity or basicity. Therefore, the pH value of a solution after diluting the caps buffer 10 times depends on the initial pH value of the undiluted solution. False.

For example, if the initial pH of the caps buffer is 7, a 10-fold dilution would result in a pH of approximately 6. If the initial pH of the caps buffer is 5, a 10-fold dilution would result in a pH of approximately 4.5. So, the change in pH with dilution depends on the starting pH of the solution.

In summary, the relationship between dilution and pH change is not straightforward, and it depends on the starting pH of the solution and the extent of dilution.

For more information on basicity visit:

brainly.com/question/30513209

#SPJ11

The organ responsible for storing bile is the gallbladder. So, the correct choice is Gallbladder.

The gallbladder, located beneath the liver, is the organ responsible for storing bile. Bile is a greenish-yellow fluid that aids in the digestion and absorption of fats.

It is produced by the liver and then transported to the gallbladder for storage. When we consume a meal containing fats, the gallbladder contracts and releases stored bile into the small intestine through the bile ducts. Bile helps in emulsifying fats, breaking them down into smaller droplets, which increases the surface area for enzymes to act upon. This process enhances the absorption of fats and fat-soluble vitamins in the small intestine.

The storage and controlled release of bile by the gallbladder ensure that an adequate amount of bile is available for the digestion and absorption of fats whenever required.

For more questions on organ

https://brainly.com/question/30840184

#SPJ8

Answer:

B for plato users

Explanation:

If both plants are tall and produce some offspring that are dwarfed, it indicates that both parents must have been heterozygous for the height gene. The genotype of the parents is most likely Tt and Tt. Hence option D is correct.

A genotype is the genetic makeup of an organism, which is determined by the combination of alleles (different forms of a gene) inherited from its parents. Genes are located on chromosomes and each individual has two copies of each gene, one inherited from each parent.

The genotype of the tall plants could be either homozygous dominant (TT) or heterozygous (Tt), as both genotypes would result in a tall phenotype.

Therefore, the possible genotypes of the parents are:

Tall plant 1: TT or Tt

Tall plant 2: TT or Tt

If we assume that both plants were heterozygous (Tt), then the Punnett square for the cross would be:

   T t

T TT Tt

t Tt tt

As we can see, there is a 25% chance of producing dwarf offspring (tt) when two heterozygous plants are crossed. This result matches the observation in the problem, so the genotype of the parents is most likely Tt and Tt (option D).

To learn more about genotype:

https://brainly.com/question/29156144

#SPJ7

If the RNA transcript 5′‑augaucggaucgauccau‑3′ is translated codon by codon from one end to the other, 5′-UACUAGCCUAGCUAGGUA-3′ of the polypeptides would correspond to this part of the mRNA.

Short sequences of amino acids joined together by peptide bonds are known as peptides (from the Ancient Greek "to digest"). Proteins are long chains of amino acids. Oligopeptides, which comprise dipeptides, tripeptides, and tetrapeptides, are chains of fewer than twenty amino acids.

A polypeptide is a peptide chain that is longer, continuous, and unbranched.

Therefore, along with nucleic acids, oligosaccharides, polysaccharides, and others, peptides belong to the large chemical families of biological polymers and oligomers.

A protein is a polypeptide that has more than 50 amino acids, on average. A protein is made up of one or more polypeptides that are arranged in a biologically useful manner. Proteins are frequently bound to other proteins, other macromolecules like DNA or RNA, or complex macromolecular assemblies.

To learn more about Polypeptides visit here:

Brainly.com/question/28270191

#SPJ4

Answer:

B. Bacteria are very small organisms.

Answer: Glycolsis

Glycolysis happens in the cytoplasm of the cell. Afterwards, in the presence of Oxygen, the two molecules will undergo pyruvate oxidation in the mitochondrial matrix.

Plant cells have a large central vacuole, while animal cells have many smaller vacuoles. Hence option c is correct.

Vacuole is defined as a region of cytoplasm-free, membrane-lined, and liquid-filled space inside a cell. A membrane-bound cell organelle known as a vacuole.  The plant cell's equilibrium depends heavily on the vacuole. It participates in the regulation of cytoplasmic ions, pH, and the control of cell volume and turgor.

Animal cells lack a cell wall, whereas plant cells do. Animal cells lack chloroplasts while those of plants do. Animal cells have many little vacuoles, but plant cells only have one giant vacuole. Animal cells only have a cell membrane, but plant cells have both a cell wall and a cell membrane. Cell walls are used by plants to give the plant structure. Animal cells lack the organelles known as chloroplasts that are present in plant cells.

Thus, plant cells have a large central vacuole, while animal cells have many smaller vacuoles. Hence option c is correct.

To learn more about vacuole, refer to the link below:

https://brainly.com/question/13948086

#SPJ12

Answer:

The organisms evolved to mimic mordern arthropods

Answer: learn the 5 R's: refuse, reduce, reuse, rot, recycle: Going zero waste is a great step towards combating climate change. ...

bike more and drive less: ...

conserve water and protect our waterways: ...

eat seasonally, locally, and more plants: ...

switch to sustainable, clean energy: Individuals and corporations can reduce their respective carbon footprints by installing energy-efficient lighting, adding insulation in buildings, or using renewable energy sources to generate the electricity they require. For example, electricity generation from wind power produces no direct carbon emissions.

Explanation:

The amount of nutrients present in a trophic level is called living state

The amount of carbon is present in the earth which is used to transfer from one component to another is called carbon footprint.

On earth, the emission of carbon is a major issue and we have to resolve it as soon as possible.

These are the following ways to reduce the carbon footprint:-

Hence, the answer is mentioned is above.

For more information, refer to the link:-

https://brainly.com/question/12985618

One parent reproduction occur when the leaf is used for growing a plant because it is involved only one parent.

Cutting is an one parent reproduction in which vegetative parts are used to grow plants. There is no use of seed in it, such type of reproduction is called single parent reproduction.

So we can conclude that single parent reproduction occur when the leaf is used for growing a plant because it is involved only one parent.

Learn more about reproduction here: https://brainly.com/question/815744

#SPJ1

Answer:

(a) testis

Explanation:

Testicles have a part called seminiferous tubule where sperm production take place.

Answer:

The codon that codes for the amino acid histidine (His) is CAC. Therefore, the correct answer is D. CAU.

Answer:

Landslide,erosion,creep slump

The lack of an enzyme called Hex A and the progressive deterioration of psychomotor functions are two characteristics of Tay-Sachs disease.

The lack of an enzyme called hex a and the progressive deterioration of psychomotor functions are two characteristics of a rare genetic disorder called Tay-Sachs disease. This disorder is caused by a mutation in the HEXA gene, which leads to the accumulation of a fatty substance called GM2 ganglioside in the brain and nerve cells, eventually causing severe neurological damage. Tay-Sachs disease is most commonly diagnosed in infants and young children and unfortunately, there is currently no cure for this devastating condition.

Learn more about Tay-Sachs disease here:

https://brainly.com/question/29802874

#SPJ11

Answer:All living things are made of the same basic building blocks, cells. A human is made of 65 trillion cells. Cells are everywhere, on you skin, in your blood, and even on your tongue. In fact, your blood is clear but red blood cells are what make your blood red. Most living things are made up of many cells but some are made of only one cell, like amebas, paramecium, fungi, protists, monerans, and bacteria.

            There are two basic types of cells, animal cells and plant cells. They have some common parts found in both and other parts that are unique to each. A cell membrane is found in both plant and animal cells. It is the structure that surrounds the cell and protects it. Plant cells have a cell wall, a rigid structure surrounding the cell membrane. Animal cells do not have a cell wall. Cytoplasm is the thick, jelly-like substance that makes up most of the cell. Vacuoles are fluid filled sacs in the cell. The vacuoles contain stored water or food that will be used by the cell. Cells also contain other "small organs" called organelles that carryout various cell functions. And then there is the control center of the cell, the nucleus, surrounded by a protective outer covering call the nuclear membrane. The nucleus contains the DNA, or chromosomes, that carries all the instructions on how a cell will function, live, and reproduce.

            Every cell needs to energy to live and reproduce. Plant and animal cells obtain energy in different ways. Animals can not make their own food. They obtain energy by taking in food, water, and oxygen and converting it to sugar. Sugar is the only food a cell can eat. Plant cells can make their own food from water and sunlight. This process is called photosynthesis. Both plant and animal cells use energy from the food they obtain to reproduce.

            All living things produce more living things. Cell reproduction is called mitosis.

Explanation:

Answer:

1. Greenhouses are used to grow plants, such as tomatoes and tropical flowers. A greenhouse stays warm inside, even during the winter. In the daytime, sunlight shines into the greenhouse and warms the plants and air inside. At nighttime, it's colder outside, but the greenhouse stays pretty warm inside.

2. It might seem like a minor difference: It's the energy itself that is re-radiated and prevented from escaping in the atmospheric greenhouse, while in an actual greenhouse it's the air that has been warmed by the energy that is prevented from escaping.

3. A greenhouse is a building with glass walls and a glass roof. ... The greenhouse effect works much the same way on Earth. Gases in the atmosphere, such as carbon dioxide, trap heat just like the glass roof of a greenhouse. These heat-trapping gases are called greenhouse gases.

4. The purpose of a greenhouse is to shield crops from excess cold or heat and unwanted pests. A greenhouse makes it possible to grow certain types of crops year round, and fruits, tobacco plants, vegetables, and flowers are what a greenhouse most commonly grows.Nov 15, 2016

Explanation:

I hope this helps :)

After 2 half-lives, the mass of uranium would be 50 grams.

To calculate the mass of uranium after 2 half-lives, we need to first understand the concept of half-life. Half-life is the time it takes for half of the atoms of a particular radioactive element to decay. In the case of uranium, its half-life is approximately 4.5 billion years. This means that after 4.5 billion years, half of the uranium atoms in a sample will have decayed into other elements.
Now, let's calculate the mass of uranium after 2 half-lives if we originally had 200 grams. After the first half-life, we would be left with 100 grams of uranium and 100 grams of the decay product. After the second half-life, we would be left with 50 grams of uranium and 150 grams of the decay product. This is because after each half-life, half of the remaining uranium will decay, and the other half will remain as uranium.
It is important to note that the decay product of uranium can also be radioactive and may have its own half-life. This is why proper handling and disposal of radioactive materials is essential for safety.

To know more about uranium visit:

https://brainly.com/question/31187694

#SPJ11

Bacteraemia is the presence of bacteria in the blood, while septicemia is a severe bloodstream infection caused by bacteria. Septicaemia can also refer to blood-containing poisons, fungi, or viruses.

Bacteraemia refers to the presence of bacteria in the blood, while septicemia is a severe bloodstream infection caused by bacteria. Septicaemia can also refer to blood-containing poisons, fungi, or viruses. Taking antibiotics during pregnancy should be discussed with a healthcare professional to determine safety. Lincomycin is effective against certain bacterial infections but has drawbacks, including potential side effects and antibiotic resistance.

Not all oral medications avoid penicillin hypersensitivity. Intravenous alternatives, such as macrolides or fluoroquinolones, are available for individuals with penicillin hypersensitivity, depending on the specific infection and individual circumstances.

To learn more about Bacteraemia follow the link:

https://brainly.com/question/33538467

#SPJ4

If you were to prepare an Elodea sample in a saline solution instead of water, the cell appearance would differ in the following ways:

Explanation - Elodea cells in saline solution instead of waterThe Elodea cells in saline solution would show plasmolysis or wilting because the hypertonic saline solution would cause the water to move from an area of higher concentration (inside the cell) to an area of lower concentration (outside the cell), causing the cytoplasm to shrink from the cell wall.

The cells will be observed to be flaccid, and there may be a slight change in shape from their original state. As a result, in saline solution, the Elodea cells may appear shriveled, shrunken, and less full than when they were in water.Therefore, the cell appearance will differ when the Elodea sample is prepared in a saline solution instead of water.

to know more about Elodea visit :

https://brainly.com/question/30517143

#SPJ11

Answer:

A-T-G-C-C-T-G-G-A-T

Explanation:

A=T

C=G