A covalent bond is a chemical bond which involves the sharing of atoms.
Answer:
answer is part (4)
Explanation:
A sequence of bases on DNA that code for a specific protein
There is approx 4.7-5.5 liters of blood in his or her vascular system.
Divergent evolution is when two different species share the same ancestral origins but have evolved differently whereas convergent evolution is when species with different ancestral origins have developed similar features.
In convergent evolution, two species that are not necessarily closely related develop similar features often as a result of adaptation to similar conditions.
