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Paul [167]
3 years ago
10

5. The theory of common descent states that all modern organisms

Biology
1 answer:
makkiz [27]3 years ago
3 0

Answer:

B

Explanation:

All living beings are in fact descendants of a unique ancestor commonly referred to as the last universal common ancestor (LUCA) of all life on Earth, according to modern evolutionary biology. Common descent is an effect of speciation, in which multiple species derive from a single ancestral population.

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Cross a homozygous dominant individual for brown hair with an individual who is blond hair . remember the starting are the paren
Vikki [24]

Answer:

The offspring will have brown hair(Hh)

Explanation:

The offspring will have brown hair(Hh) because of HH and Hh

3 0
4 years ago
When the product of a metabolic pathway accumulates, it may be able to slow down or turn off the pathway by inhibiting the activ
Nina [5.8K]

Answer: feed-back

When the product of a metabolic pathway accumulates, it may be able to slow down or turn off the pathway by inhibiting the activity of an enzyme that catalyzes an early step in the pathway. This is referred to as feed-back inhibition.

Explanation:

Feed-back inhibition is said to occur when the final product of a biochemical pathway signal the inactivation of the starting materials of the pathway.

For example: when pyruvate signal the inactivation of phosphofructokinase, the glycolytic pathway gets turned off.

5 0
4 years ago
Plz answer I want to know this what's answer to this question ​
Ray Of Light [21]

Answer:

It's alveoli

Hope it can help you

6 0
3 years ago
In humans, oogenesis in comparison to spermatogenesis is different in that _____. in humans, oogenesis in comparison to spermato
fenix001 [56]

<span>In humans, oogenesis in comparison to spermatogenesis is different in that the temperature they have. Female puberty typically occurs much later than the age of male puberty oocyte production works best at cooler temperatures than those that support spermatogenesis oogenesis continues throughout life, but spermatogenesis typically ends.</span>

5 0
4 years ago
Which of the following statements supports the one gene-one enzyme hypothesis?
Marat540 [252]

Answer:

A) A mutation in a single gene can result in a defective protein.

Explanation:

This hypothesis states that one gene codes for one protein-enzyme, so consequently, if mutation occurs in that gene, the enzyme will not work properly. This hypothesis was very important for the fundamental discoveries of molecular biology, but it is oversimplified meaning that relationship between genes and proteins is much more complex.

7 0
4 years ago
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