A scientist investigates two types of cells located in different parts in the
human body. Cell A contains
many more mitochondria than Cell B. What is
the best conclusion to make from this observation?
• A. Cell A has a larger vacuole than Cell B.
• B. Cell A produces more protein than Cell B
• C. Cell B creates more energy than Cell A.
• D. Cell B does less work than Cell A.

Answer:

All of the body's internal organs and systems rely on each other to function in harmony and this is what enables the body to function

Explanation:

All of the above. The fitness of a trait is the ability of an organism to survive and reproduce in its specific environment. The fitness of a trait can vary through time and will determine its frequency in the next generation.

For example, if a particular trait is beneficial in one environment but not another, its frequency in the population will vary over time. Additionally, fitness can be chosen through artificial selection, which is the intentional selection of certain traits that are thought to be beneficial.

Artificial selection is used by humans to breed plants and animals for desirable traits. For example, breeders select for cows that produce more milk or for apples that are sweeter.

Ultimately, the fitness of a trait depends on the environment: if a trait is beneficial in one environment, it may not be beneficial in another. Thus, the fitness of a trait can vary through time and can be chosen through artificial selection.

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The answers include the following:

This is referred to as s type of cell division in which the parent cell produces two identical daughter cells.

This process occurs in the growth and replacement of worn out tissues in the body thereby making it the correct choice.

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Answer:

Health is the state of complete physical mental and social well being and not merely the absence of diseases or infirmity.

Explanation:

Hope it will helps you

Answer:

Airplanes have wings, just like birds. They also have a light skeleton (or framework) to decrease their weight, and they have a streamlined shape to decrease drag. The big difference is that airplanes do not flap their wings.

Answer:recombination via crossing over

independent assortment of chromosomes

Explanation:Because You Know I am right !

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Genetic variety is produced during meiosis by two processes: autonomous chromosomal sorting and recombination by crossing over.

When homologous chromosomes exchange genetic material during the first meiotic prophase, recombination by crossing over takes place.

By mixing up the alleles on homologous chromosomes, this mechanism produces genetic variety by giving the daughter cells unique allele combinations. When homologous chromosomes randomly align at the metaphase plate during the second meiotic prophase, a process known as independent assortment of chromosomes takes place.

By randomly segregating the alleles of the homologous chromosomes into the daughter cells, this process generates genetic variety. The S-phase of the cell cycle, which is not a part of meiosis, is when the process of the cell's DNA replication takes place. Consequently, imitation of the same. During meiosis, the DNA of the cell does not contribute to genetic diversity.

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The segments of a protein that are most likely to be folded into compact, stable domains are typically the alpha-helices and beta-sheets, which make up the protein's secondary structure.

In proteins, the sequence of amino acids determines its three-dimensional structure, which is essential for its function. The protein's structure can be divided into several levels of organization, including primary, secondary, tertiary, and quaternary structures. The secondary structure refers to the local, repetitive patterns in the protein's backbone that form due to hydrogen bonding between the peptide bonds. Alpha-helices are coiled structures made up of regularly repeating sequences of amino acids, held together by hydrogen bonds. Beta-sheets are flat structures composed of extended peptide chains that are held together by hydrogen bonds between the nitrogen atoms in the peptide bonds. In contrast, the unstructured regions of a protein, such as random coils, are less likely to form compact, stable domains as they lack the repetitive pattern and hydrogen bonding seen in alpha-helices and beta-sheets.

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The Complete Question is:

Which segments (a-e) of the protein are most likely to be folded into compact, stable domains?

Answer:hello

Explanation:

the answer wloud likey be Tiredness, fatigue, weight gain, depression and constipation because your thyroid is likey connecing all of your body

hope it helps!

Answer:

A. An impact of changing scientific knowledge on society

Explanation:

Laws have been enacted to regulate cigarette labeling and advertising. This is an example of an impact of changing scientific knowledge on society. The correct option is A.

A generalized collection of laws and hypotheses developed using the scientific method and intended to explain a phenomenon or behavior of interest is referred to as scientific knowledge.

Theories are methodical explanations of the underlying phenomenon or behavior, whereas laws are recognized patterns of occurrences or behaviors.

We may create new technology, find solutions to real-world issues, and arrive at wise decisions both personally and collectively thanks to scientific understanding.

They have stated that smoking cigarettes harms your health, and before to that, we had some advertisements that showed what happens when you smoke cigarettes in this country.

So, this is an illustration of how changing scientific knowledge has affected this civilization.

Thus, the correct option is A.

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Answer:

i think that is because all mammals that lay eggs are called monotremes and that include the duckbill

Answer:

80

Explanation:

Its diploid chromosome number would be 80 since you are supposed to double the number of chromosomes, and in this case, there are 40, when you double it (times 2) you get 80.

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Have a supercalifragilisticexpialidocious day!

If a male shark has 40 chromosomes in each of its sex cells, its diploid chromosome number is found to be 80. Thus, the correct option for this question is C.

Chromosomes may be defined as the thin, thread-like structure that appears in the nucleus of the cell during the process of cell division. These structures consist of DNA, RNA, histones, and nonhistone proteins. Chromosomes were discovered by E. Strasburger in 1875.

The germ cells or the sex cells of the human are divided through the process of meiosis. These cells contain half the number of chromosomes as compared to the parental cells because they are haploid (n) in nature.

On the other hand, the diploid (2n) contains the exact number of chromosomes as compared to the parental cells.

Therefore, if a male shark has 40 chromosomes in each of its sex cells, its diploid chromosome number is found to be 80. Thus, the correct option for this question is C.

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Protein synthesis is a highly intricate process by which cells build essential macromolecules known as proteins. These proteins play diverse roles in our bodies ranging from offering structural integrity to enabling enzymatic reactions and facilitating molecular transportation.

Synthesis of proteins is important in the following ways:

Proteins serve numerous cellular functions like enzymatic activity or molecular transport across membranes or structural support essential for maintaining healthy tissues during growth & development stages.

Additionally it permits genetic information encoding DNA translating into useful functional proteins resulting in better gene expression.

Moreover allowing precise differentiation between different types of cells based on their roles further improving overall health by promoting homeostasis.

Furthermore researchers believe that proper digestion results from adequate protein intake; better protein synthesis can lead to better antibodies production strengthening the immune response & promoting repair and recovery of damaged tissues.

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Complete question:

Protein Synthesis Digital Breakout Escape Room answers.

1. What is protein synthesis?

The process is known as transgenics.

By artificially introducing one or more foreign DNA sequences from another species, an organism or cell is said to be transgenic if its genome has been transformed. For scientific investigation, transgenic organisms are produced in the lab.

For a very long period, transgenic has been applied to genetic research. They were employed to show that oncogenes are cancer-causing agents and that DNA is the molecule that houses the genetic code. Transgenic animals have been developed to better understand physiological systems including metabolism and blood cell formation. The development of novel medicines has used transgenic animals as models for human diseases. Virus-resistant and faster-growing transgenic crops have been developed.

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If an oak tree has 6 chromosomes in its reproductive cells, then it means that it has 12 chromosomes in its somatic cells. This is like this because reproductive cells are generated by meiosis, which is a reductional cell division, producing four cells with half of the genetic material of the original cell and different from each other.

Answer:

Burning fossil fuels causes water pollution by increasing the amount of water vapor in the atmosphere.

Explanation:

This is the best example because when burning fossil fuels, greenhouse gases are released, which can cause global warming. This affects the environment.

-kiniwih426

Producing an enzyme when a substrate becomes available is an example of an inducible regulatory mechanism that bacterial cells use to control their metabolic processes.

Inducible enzymes are only produced when their substrate is present, which allows bacteria to conserve energy by not producing enzymes that are not needed. The presence of the substrate triggers the production of the enzyme through a process called induction, which involves the binding of an inducer molecule to a regulatory protein that then activates the transcription of the gene that codes for the enzyme. This regulatory mechanism allows bacteria to adapt to changing environmental conditions and optimize their metabolic processes for efficient use of available resources.

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Answer:

Glycogen; glycogenolysis; glycogenesis; glycolysis; glyconeogenesis.

Explanation:

Biological macromolecules can be defined as a very large molecule (structure) that comprises of covalently bonded organic atoms and smaller molecular structures (monomers).

Biological macromolecules are categorized into four main categories and these includes;

I. Lipids.

II. Carbohydrates.

III. Nucleic acid.

IV. Proteins.

Catabolism can be defined as a metabolic process which typically involves the breaking down of complex molecules (inorganic and organic) into smaller and simpler molecules. This metabolic process (catabolism) is always accompanied with the release of energy in the form of adenosine triphosphate (ADP).

Some examples of the complex molecules broken down through catabolism are proteins, nucleic acid, polysaccharides, and lipids; which are broken into the following smaller molecules such as amino acids, nucleotides, monosaccharides, and fatty acids respectively.

Some of the biological processes that occur during catabolism in living organisms include the following;

Glycogen is the polysaccharide form in which animals store carbohydrate; glycogenolysis refers to its breakdown into glucose; and glycogenesis refers to its synthesis from glucose. glycolysis refers to the series of chemical reactions used to break glucose into pyruvic acid; glyconeogenesis refers to the synthesis of glucose from a noncarbohydrate precursor.

Answer:

They are effective for long periods of time

Explanation:

Alpha and Beta interferons are part or form of Interferons. The Alpha interferons is derived from leukocytes infected with virus, while the Beta is derived from fibroblasts infected with virus.

Both of them have various mechanism of action including:

1. they bind to the surface of uninfected cells.

2. they initiate manufacture of antiviral proteins.

3. they disrupt stages of viral multiplication.

4. they initiate transcription.

Hence, in this case, the correct answer is "they are effective for long periods" because they are not.

US clean water act as a prompted the developers to install stormwater management systems to handle the movement of polluted water.

The Clean Water Act (CWA) establishes the fundamental framework for controlling pollution discharges into American waters and setting quality criteria for surface waters.

In 1972, the US Clean Water Act was adopted. The Act's principal goal was to control and minimize the entry of pollutants into water bodies. This was done to make the water bodies cleaner, clearer, and more suitable for usage by the general public and the abundant life forms that were already present.

In order to handle the removal of contaminated water from the water bodies, the developers decided to install stormwater management systems.

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Answer:

b

Explanation:

Answer:

hello there

Explanation:

Sorry if im wrong but, The percent of thymine, cytosine, and guanine contains 50%. Given that,. DNA sample contained 25 percent adenine (A).

Answer: Sumerians

Explanation: www.whodiscoveredit.com/who-discovered-mercury.html  

Answer:

Galileo Galilei first discovered mercury my source https://www.nhm.ac.uk/discover/planet-mercury.html#:~:text=Mercury%20is%20one%20of%20the,Galileo%20Galilei%20and%20Thomas%20Harriot.    that link

Explanation:

Hope di helps

Answer:

Genetic variation is the difference in DNA among individuals or the differences between populations. There are multiple sources of genetic variation, including mutation and genetic recombination.

Explanation:

The size of the lizards' legs is the inherited variation in this situation. It is likely that hereditary variables, which can be transferred from parents to children, are responsible for the variance in leg size.

Genetic changes that are transferred from parents to children are referred to as inherited variation. Every person has a distinct set of genes that influence a variety of qualities, including physical attributes, behaviour, and disease risk. These genes, which a person inherits from both parents, are prone to chance mutations that happen throughout DNA replication and recombination.

In the aforementioned illustration, this genetic variation in leg length resulted in differential availability of food, with longer-legged lizards having better access to food sources. Because they had a harder time getting to food and might have been less fit, lizards with shorter limbs gradually decreased in population.

Therefore, the size of the lizards' legs is the inherited variation in this situation. It is likely that hereditary variables, which can be transferred from parents to children, are responsible for the variance in leg size.

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Answer:

The combination of stimuli and responses serves as the basis for classical conditioning.

In isotonic contractions, the muscle may shorten and movement may occur. This type of contraction is characterized by a constant tension in the muscle while it is shortening.

Isotonic contractions can be further divided into two subcategories: concentric and eccentric. Concentric contractions occur when the muscle shortens while it is contracting, such as when lifting a weight during a bicep curl. Eccentric contractions, on the other hand, occur when the muscle lengthens while it is contracting, such as when lowering a weight during a bicep curl.

Isotonic contractions require energy and can be either aerobic or anaerobic. Aerobic isotonic contractions require oxygen to generate energy for muscle contractions and are sustained over a longer period of time. Anaerobic isotonic contractions do not require oxygen and are used for short bursts of activity, such as lifting heavy weights or sprinting.

In contrast to isotonic contractions, isometric contractions occur when the muscle generates tension but does not change in length. This type of contraction is often used for activities such as holding a plank or pushing against an immovable object. Isometric contractions also require energy and can be aerobic or anaerobic.

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mRNA: 5′-AUGCCUAUCGUAACA-3′

DNA: 3′-TACGGATAGCATTGT-5′

In molecular biology, messenger ribonucleic acid (mRNA) is a single-stranded molecule of RNA that corresponds to the genetic sequence of a gene, and is read by a ribosome in the process of synthesizing a protein.

mRNA is created during the process of transcription, where an enzyme (RNA polymerase) converts the gene into primary transcript mRNA (also known as pre-mRNA). This pre-mRNA usually still contains introns, regions that will not go on to code for the final amino acid sequence. These are removed in the process of RNA splicing, leaving only exons, regions that will encode the protein. This exon sequence constitutes mature mRNA. Mature mRNA is then read by the ribosome, and, utilising amino acids carried by transfer RNA (tRNA), the ribosome creates the protein. This process is known as translation. All of these processes form part of the central dogma of molecular biology, which describes the flow of genetic information in a biological system.

As in DNA, genetic information in mRNA is contained in the sequence of nucleotides, which are arranged into codons consisting of three ribonucleotides each. Each codon codes for a specific amino acid, except the stop codons, which terminate protein synthesis. The translation of codons into amino acids requires two other types of RNA: transfer RNA, which recognizes the codon and provides the corresponding amino acid, and ribosomal RNA (rRNA), the central component of the ribosome's protein-manufacturing machinery.

The concept of mRNA was developed by Sydney Brenner and Francis Crick in 1960. While performing the experimental verifications, François Jacob and Jacques Monod coined the name "messenger RNA". In 1961, mRNA was isolated and described independently by James Watson's research team and a team of Jacob, Monod and Matthew Meselson.

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