2 years ago

The two copies of a duplicated chromosome are called

1 answer:

3 0

Answer:

Because each chromosome was duplicated during S phase, it now consists of two identical copies called sister chromatids that are attached at a common center point called the centromere.

Explanation:

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After DNA is duplicated, what is it called? What does it look like?

jarptica [38.1K]

After DNA is duplicated it is called replication, it looks like this

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3 years ago

What is the probability of the offspring having brown eyes (dominant) if the father has the "bb" genotype and the mother has the

nikdorinn [45]

Answer:

1 or 100%

Explanation:

Assuming that the allele B (brown) is dominant over the allele b, crossing the father and the mother:

BB x bb

Bb Bb Bb Bb (you can also see the Punnet's square)

All the offspring would exhibit the dominant phenotype which is brown. Hence, the probability of the offspring having brown eyes is 100% or simply 1.