Answer:
Explanation:Ribosomes are found in the surface of rough endoplasmic reticulum.They manufacture proteins that are required for the building of cell.This is known as membrane biogene
sis
A copy of the DNA is made and then the cell divided
Molecular clocks use rates of mutation to measure evolutionary time.Mutations add up at a fairly constant rate in the DNA of species that evolved from a common ancestor. The more mutations that happened in each lineage, the greater is the differences between these lineages.
For the answer to the question above, the <span>head circumference is a means of assessing brain growth.
It means that even though her daughter is premature. She's growing normally and without any brain problem or whatsoever and she's healthy.
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Both the pelvis and femur of a whale are called vestigial structures! Another example of this is a human’s tail bone. Hope this helped!
