a: animals evolved from simpler forms
D.
A fixed allele is homozygous within a population so D should be the correct answer.
Hope this helps!
Answer:
The correct statements are listed below.
Explanation:
Vitamins are organic and minerals are inorganic.
Organic compounds comes from living things.Vitamins generally exist as organic compounds for example all the vitamin such as vitamin A, Thiamine,riboflavin,biotin,pyridoxin,vitamin c,vitamin E, vitamin K exist as organic compounds.
On the other hand minerals are found in inorganic form for example nitrogen is found as nitrate and nitrite,phosphorus is found as phosphate group,phosphoric acid.
This could be that the patients ovaries are unable to produce eggs anymore or have a diminished ovarian reserve and produce few eggs...
