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Elden [556K]
3 years ago
9

Which of these is an ethical issue associated with stem cell therapy?

Biology
2 answers:
nasty-shy [4]3 years ago
5 0
D) Stem cells are usually harvested from embryos.
N76 [4]3 years ago
5 0

The correct answer is D

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The rapid inward diffusion of Na+ followed by the outward diffusion of K+ produces a rapid change in the membrane potential of a
grandymaker [24]

Answer: depolarization

Explanation:

On depolarization, the sodium gates in the neuron membrane closes after sodium ions flow inside, while potassium gates open causing potassium ions to flow out and reestablish the original resting potential of the membrane.

The rapid change in membrane potential from resting to action potential is DEPOLARIZATION

3 0
3 years ago
What is the compliment base of thymine
serious [3.7K]
The answer is adenine.

The nitrogenous base pairings are always adenine with thymine and cytosine with guanine.

I remember this as

    · the two round letters (C and G) pair together
    · the two straight-edged letters (A and T) pair together

Hopefully that helps.
5 0
3 years ago
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In a population of owl monkeys, allele T codes for tufted tails ( TT and Tt). The
deff fn [24]

Answer:

C) The frequency of allele T would decrease and the frequency of allele t would increase.

Explanation:

If the hunter is going after monkeys with tufted tails (TT), the tufted tail monkeys would die out from the new predator, letting the non-tufted tails (tt) increase in population.

4 0
3 years ago
Which type of organism is able to cause an infection
deff fn [24]
C. Bacteria 


Bacteria can cause you to get sick or even catch disease's   


Good luck! (:
7 0
3 years ago
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Why do primates have a longer childhood than other mammals?<br> It's not a multiple choice question
ycow [4]

Answer:

The research shows that for the cortex to evolve to be large, primates need a longer pregnancy, whereas a longer childhood is needed for a larger cerebellum to evolve. This means it is critical for infants to have the right environment to develop crucial skills.

Explanation:

3 0
3 years ago
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