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Alex73 [517]
2 years ago
8

A drug designed to inhibit the response of cells to testosterone would almost certainly result in which of the following? a. a d

ecrease in G protein activity. b. a decrease in transcriptional activity of certain genes. c. an increase in receptor tyrosine kinase activity. d. lower cytoplasmic levels of cAMPe. an increase in cytosolic calcium concentration
Biology
2 answers:
vichka [17]2 years ago
6 0

Answer:

b. a decrease in transcriptional activity of certain genes.

Explanation:

Testosterone is a lipid-soluble steroid hormone and is a derivative of cholesterol. Being a lipid-soluble hormone, it enters the target cells and binds to respective nuclear receptors. Receptors for steroid hormones such as testosterone are mostly transcription factors. Binding of testosterone to its receptors activates them. The activated transcription factors then bind to specific DNA sequences to increase the expression of certain sets of genes.

A drug that inhibits the cellular response towards testosterone would not allow upregulation of the target genes. Therefore, the cells would exhibit reduced expression of certain sets of genes that are otherwise expressed at a higher rate in the response to testosterone.

julsineya [31]2 years ago
4 0

Answer:

B

Explanation:

Decrease transcriptional expression of certain genes.

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An object has a kinetic energy of 25 J and a mass of 34 kg. How fast is the object moving?
Andreyy89
Kinetic energy is the energy possessed by an object with mass when in motion. It is calculates by 1/2 the product of the mass of the object and the square of its velocity.

KE = 1/2 (mv^2)
25 = 1/2 (34)(v^2)
v = 1.21 m/s
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Scenario: Kenneth and Catherine Lohmann of the University of North Carolina explored the orientation or direction-finding abilit
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Answer:

Option A, shared their data with colleagues to obtain feedback on the work.

Explanation:

All researchers prefer to share their findings with their peers or other researchers working in the same field to get their reviews. This step is very essential as it makes the research authentic and removes the flaws that would have otherwise missed by the researcher.  

Peer reviewers also give useful suggestion to further modify one’s research study based on their experiences.  

Hence, option A is correct

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2 years ago
Which of the following correctly rank the steps in erythrocyte glucose transport by GLUT1? I. Glucose binding results in a confo
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Answer:

Following are the correctly rank steps:  

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3 0
2 years ago
A fly has two alleles for the color of its eyes. The green allele is recessive, and is represented by q. The blue allele is domi
murzikaleks [220]

Answer:

p = 0.34

Explanation:

The green allele is recessive, meaning two copies of q (qq) are required to be green. Conversely, animals that are either pp or pq will be blue.

If 44 organisms are green, that means 44 are qq.

For genotype frequencies, the equation is:

homozygous dominant genotype + heterozygous + homozygous recessive = 100%

Which is denoted as

p² + 2pq + q² = 1

We know that q² = 44/100 = 0.44

To work out q, we can do \sqrt{0.44} = 0.66

For allele frequencies, the total must add up to 100%, so

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We know that q= 0.66

So p = 0.34, because 0.66 + 0.34 = 1

7 0
2 years ago
The ability of one or more organisms in a population to tolerate a chemical such as a pesticide or antibiotic designed to kill i
Aleksandr [31]

Answer:

The correct answer is- Resistance

Explanation:

The ability of any organism in a population to tolerate a chemical like insecticide, pesticide or antibiotic which is designed to kill it or slow its reproduction is called resistance.

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These individual are selected through natural selection when the environmental condition changes and become adverse. So the correct answer is resistance.

5 0
2 years ago
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