A point mutation in DNA that causes a codon change resulting in an amino acid change is called

Answer: To do this, he constructs three identical rockets and then fills two of the rockets with varying amounts of sand to add mass.

Explanation:

Answer:

analyze data and make a conclusion

Inspection, cleansing, transformation, and modeling of data are all steps in the analysis process, which aims to highlight pertinent information, There are different stages in the process of data analysis that can be identified. Thus, option B is correct.

The process of understanding the significance of the data we have gathered, arranged, and shown in the form of a table or graph is known as data analysis.

Searching for patterns—similarities, differences, trends, and other relationships—and considering what these patterns might indicate are both steps in the process.

The outcomes of your scientific research won't be considered seriously by other scientists unless you have carefully analyzed the data to support your conclusions.

The systematic use of data to answer research questions is known as data analysis.

Therefore, analyze data and make conclusions is missing.

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The article that I am going to review discusses the influenza virus and its new outbreak in China. The article is published on the official website of BBC News, one of the mainstream media outlets.

The article that I am going to review discusses the influenza virus and its new outbreak in China. The article is published on the official website of BBC News, one of the mainstream media outlets. The article was published on the 1st of December 2020 and is titled "China reports first case of H1N3 bird flu virus in human". The article provides the necessary information regarding the new strain of influenza virus and the precautions that people need to take. Type of microorganism and its nature The H1N1 virus is an influenza A virus that affects humans, pigs, and birds. This microorganism is primarily present in nature, particularly in birds and is also used for research purposes. The virus is present in pigs and can cause respiratory illness in humans. According to the article, a new strain of the H1N1 virus, called H1N3, was identified in China. The virus was transmitted from birds to humans, and only one case has been reported so far, making it less severe. Transmission and causes of the spread The virus is mainly transmitted through respiratory droplets from the infected person and can also spread through contaminated surfaces. This can happen when a person comes into contact with an infected surface and then touches their face, mouth, or eyes. The risk of transmission is higher in crowded places, which can contribute to the spread of the virus. The article highlights the importance of taking precautionary measures such as wearing a mask, maintaining social distancing, and washing hands frequently.Lab culturingThe article does not provide any information about the lab culturing of the virus. However, the scientific community has been working on developing a vaccine for the H1N1 virus. This research is conducted in specialized laboratories that can handle such dangerous pathogens.ConclusionIn conclusion, the article provides essential information about the new outbreak of the H1N3 virus in China. The article explains the nature of the microorganism and how it is transmitted from one person to another. The article also highlights the importance of taking precautionary measures and provides the necessary information for people to protect themselves from the virus. The article lacks information on lab culturing of the virus. However, it is clear that the scientific community is actively working on developing a vaccine to fight this virus.

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Answer:

cytoplasm

Explanation:

cytoplasm is the gelatinous liquid that fills the inside cell.

A pseudostratified ciliated columnar epithelium is a type of epithelium tissue composed of cells that, although not all reaching the free surface, appear to be arranged in layers. Its primary functions are to provide protection and allow for efficient absorption, secretion, and ciliary movement.

A pseudostratified ciliated columnar epithelium has several functions. Pseudostratified ciliated columnar epithelium is a type of epithelial tissue that can be found in the human body. This tissue lines the respiratory tract from the trachea to the bronchioles, where it is involved in the movement of mucus and particles out of the airways, among other things.The respiratory tract is lined with a layer of mucus, which acts as a trap for dust and other particles. The cilia on the pseudostratified ciliated columnar epithelium's surface move in a coordinated manner, causing the mucus to flow towards the pharynx, where it can be swallowed or coughed up.

Breathing: The pseudostratified ciliated columnar epithelium assists in the movement of air into and out of the lungs by covering the respiratory tract's lining.Water balance: The respiratory epithelium is responsible for maintaining the airway's moisture level. This is accomplished by secreting water and electrolytes as well as absorbing them.Bacterial protection: The respiratory epithelium is protected by a layer of bacteria-killing cells known as goblet cells. Additionally, it has a protective layer of goblet cells that kill bacteria.

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Answer:

All living organisms share several key characteristics or functions: order, sensitivity or response to the environment, reproduction, growth and development, regulation, homeostasis, and energy processing. When viewed together, these characteristics serve to define life.

Answer:

there are four trophic levels.

Explanation:

Answer:

1. Inherited trait: Eye Color

2. main source of oxygen: respiration by plants

3. These streams represent a trout’s habitat

4. male human: XY

5. manufactures new blood cells

6. large intestine, kidney

7. variation

8. cell wall

9. carnivore

10. a host cell to replicate the virus's DNA

11. organism->population->community->ecosystem

12. sharp talons (Im not sure)

I hope this helps you! :)

Answer: They support metabolic activities: - Photosynthesis/nutrition - Respiration, etc

Explanation:

Answer:D

Explanation:

There isn't enough gravity or pressure build up on the surface to solidify the deposits of pre existing rocks to make sedimentary rocks

Answer:

A. Polysaccharide

Answer:

d carbohyrate

Explanation:

BRCA1 and BRCA2 mutations are not X-linked or translocations. They are actually associated with an increased risk of developing breast and ovarian cancers. These mutations are considered to be incompletely penetrant, meaning that not all individuals with the mutations will develop cancer.

The penetrance of these mutations varies among individuals and can be influenced by various factors such as other genetic variations, lifestyle choices, and environmental factors.
In the case of BRCA1 and BRCA2 mutations, individuals who inherit these mutations have a higher chance of developing breast or ovarian cancer compared to the general population. However, it's important to note that not everyone with these mutations will develop cancer. For example, some individuals may carry the mutations but never develop cancer in their lifetime.
Therefore, the correct answer is that BRCA1 and BRCA2 mutations are incompletely penetrant. This means that the presence of these mutations does not guarantee the development of cancer. It's crucial for individuals with a family history of breast or ovarian cancer to undergo genetic testing and consult with healthcare professionals to assess their risk and determine appropriate preventive measures.

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Answer:

Carbon compounds regulate the Earth's temperature, make up the food that sustains us, and provide energy that fuels our global economy.

How is the carbon cycle important to the balance of nature?

The carbon cycle is vital to life on Earth. Nature tends to keep carbon levels balanced, meaning that the amount of carbon naturally released from reservoirs is equal to the amount that is naturally absorbed by reservoirs. Maintaining this carbon balance allows the planet to remain hospitable for life.

What is the role of the carbon cycle in maintaining balance in the composition of air in the environment?

As plants and animals die, the carbon they were storing gets released back into the atmosphere and the cycle continues. Left undisturbed, the carbon cycle will keep the concentrations of carbon dioxide in the atmosphere balanced and global temperatures steady.

What are three ways that we can help to keep the carbon cycle balanced?

We can maintain the carbon cycle by burning less fossil fuels and using more solar energy or using wind power. Trees also use carbon dioxide through photosynthesis to make glucose, so we could also maintain it by cutting down less forests.

Hope this helps :)

Pls brainliest...

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Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.

Based on Test 1 - "Predators Prefer Blue Fish," if you continued with many more generations, it is likely that the blue allele would eventually be eliminated or significantly reduced in the population.

If the "Predators Prefer Blue Fish" trend continued for many more generations in Test 1, it is possible that the blue allele would eventually be eliminated. This is because the predators would continue to target and eat the blue fish, which would lead to a decrease in the frequency of the blue allele in the population. However, this would depend on other factors such as the frequency of the blue allele in the initial population, the strength of the predator preference, and the fitness of the blue fish in other environments. Additionally, genetic drift and other evolutionary factors could also play a role in the fate of the blue allele over time.
Based on Test 1 - "Predators Prefer Blue Fish," if you continued with many more generations, it is likely that the blue allele would eventually be eliminated or significantly reduced in the population. This is because the predators' preference for blue fish would lead to a higher predation rate on blue fish, reducing their numbers and consequently the frequency of the blue allele in the gene pool. As a result, the non-blue fish would have a higher chance of survival and reproduction, leading to a decrease in the proportion of the blue allele over time.

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Answer:

proteins—provide structure in skin, hair, and nails

Explanation:

The choices you had for this question were:

nucleic acids—digest dead cells

carbohydrates—store genetic information

lipids—give quick energy to cells

proteins—provide structure in skin, hair, and nails

Proteins are called the building blocks of life and make up many parts of our bodies. Proteins are present in all living organisms and when it comes to the structure in skin, hair, and nails that protein is called keratin. Skin, hair, and nails are made up of that protein, and also horns, hoofs, wool, feathers are all examples of bodyparts made from it.

Answer:

The answer are given above in attachment.

The function of ribosomes in pancreatic cells can be best explained by the statement: (D) The ribosomes present within the cells of the pancreas synthesize proteins.

Ribosomes are the cell organelles which are basically associated with the function of protein synthesis. They are made up of RNA or ribonucleic acid as well as proteins and are not enclosed by any membrane.

The pancreas is an elongated organ located in the abdominal region. It performs both, exocrine as well as endocrine functions. The exocrine function is associated with the secretion of an alkaline pancreatic juice which contains digestive enzymes. The endocrine function is responsible for the release of hormones (insulin and glucagon).

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The best method to sterilize heat-labile solutions is membrane filtration, that is option c.

Membrane filtration is the preferred method for sterilizing heat-labile solutions. It involves passing the solution through a membrane with microscopic pores that are small enough to trap and remove bacteria, viruses, and other microorganisms.

This method is effective for heat-sensitive solutions because it does not require elevated temperatures that may denature or damage the solution.

Other methods listed, such as dry heat, autoclave, pasteurization, and freezing, may be suitable for sterilizing heat-stable solutions but are not ideal for heat-labile solutions.

Dry heat and autoclave use high temperatures, which can be detrimental to heat-sensitive substances. Pasteurization is a mild heat treatment typically used for liquids, but it may not achieve complete sterilization. Freezing, on the other hand, preserves solutions but does not sterilize them.

Membrane filtration is a reliable and efficient method for sterilizing heat-labile solutions, ensuring the removal of microorganisms while preserving the integrity of the solution.

It is commonly used in pharmaceutical, biotechnology, and research laboratories where maintaining the sterility of sensitive solutions is crucial.

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Answer:

honesty, integrity, courage and sincerity

Explanation:

Clonus often accompanies a hyperactive reflex after damage has occurred to the brain. Hyperactive reflexes are a common sign of upper motor neuron dysfunction. Clonus is a rhythmic, involuntary contraction and relaxation of a muscle in response to a sustained stretch stimulus.

It is often seen in patients with neurological disorders such as multiple sclerosis, cerebral palsy, and spinal cord injury. Clonus can be a sign of spasticity, which is a state of increased muscle tone and resistance to passive movement. In some cases, clonus can lead to muscle fatigue, pain, and impaired function. Therefore, it is important to diagnose and treat the underlying cause of clonus to prevent further damage and improve quality of life for the patient.

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The correct answer to the given question of organism and it's kingdom is option C. Animalia.

Kingdom Animalia is characterized by heterotrophic, eukaryotic organisms that are multicellular and whose cells lack cell walls.

Kingdom citizens Despite the fact that they are unable to produce their own sustenance, which is one of the most distinctive characteristics of plants, Animalia lack a cell wall, which is present in plant cells. With the exception of a few, the majority of animals are mobile, which helps them, among other things, to successfully respond to stimuli and seek food. Additionally, one can go deeper into the structure, sexuality, and growth traits of animals.

The classification diagram for the animal kingdom makes it easier to understand the various groups that animals fall under. The group's knowledge of many animal kingdom facts is also aided by the kingdom chart.

Animals are typically divided into two categories:

Vertebrates (animals having a backbone)

Animals that are invertebrate(animal without backbone).

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Culture has a significant impact on biology, including the ways in which people interact with one another, their lifestyles, and the foods they eat. Culture, in general, is a term that encompasses all human behavior patterns and social norms, which include things like language, traditions, beliefs, and customs.

culture molds or defines biology:

One of the keyways that culture molds or defines biology is through dietary practices and patterns. For example, many cultures have specific dietary guidelines and restrictions that are followed to ensure good health. In India, for example, vegetarianism is very common due to religious beliefs. Another example is the Japanese culture that places a strong emphasis on consuming fresh and minimally processed foods like fish, vegetables, and rice. These dietary practices have a profound impact on biology, including physical growth and development, cognitive function, and overall health and well-being. Another way culture molds biology is through behavior and lifestyle choices. For instance, in many Western cultures, it is common to sit for extended periods, which can lead to issues such as obesity, diabetes, and heart disease. In contrast, in many African and Asian cultures, individuals tend to be more active and engage in more physical labor, which can contribute to better overall health and lower disease rates. Other examples of culture affecting biology include reproductive behavior, attitudes towards mental health, and the use of natural remedies and medicines.

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The scientific method attempts to minimize the influence of bias or prejudice in the experimenter.

Bias is a disproportionate weight in favor of or against an idea or thing, usually in a way that is closed-minded, prejudicial, or unfair. In science a bias is a systematic error.

Answer:

for 3 days

Explanation:

Answer:

The first thanksgiving lasted for three days

Explanation:

Answer:

DNA is negatively charged

Explanation:

Electrophoresis: In biology, the term "electrophoresis" is described as one of the different laboratory technique that is being utilized to separate protein molecules, DNA, and RNA one the basis of their electrical charge and size. Therefore, a specific amount of "electric current" is being used to move different molecules that are required to be separated through a "gel". The given gel contains pores that generally works like a "sieve" and thus allows every small molecule to proceed faster as compared to the larger molecules.

DNA stands for "deoxyribonucleic acid" is determined as a long molecule that ought to contain an individual's unique "genetic code" and generally carried information associated for making proteins in an individual's body.

In the question above, the correct answer is "DNA is negatively charged".

The samples of DNA are placed next to the negatively charged electrode in the electrophoresis as DNA is negatively charged.

It is a laboratory technique, which is used to distinguish RNA, DNA or molecules of protein on the basis of their electrical charge and size. In the process, an electric current is utilized to move molecules to be separated via  a gel. The gel comprises pores that functions as a sieve, which permits smaller molecules to move faster in comparison to larger molecules.

DNA is a negatively charged molecule, thus, when it is used in the process of electrophoresis, the migration of DNA will take place towards the positively charged electrode. Through the gel, the DNA with shorter strands will move more briskly in comparison to the longer strands leading to the formation of fragments being aligned in order of size.

Thus, the samples of DNA are placed next to the negatively charged electrode as they are negatively charged.

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Poultry products are a likely source of infection by Salmonella enterica

which causes typhoid.

Most farm animals such as pigs, cattle and poultry have been found to be

infected with Salmonella enterica as a result of their contact and exposure

to a dirty environment.

This is why it is advisable to apply much heat on poultry products such as

eggs to kill the micro-organism.

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