<span>Two atoms of hydrogen and one atom of hydrogen </span>
Answer:
Environmental hazards such as predators reduce the change if surviving into adulthood, Large amounts of gametes go unfertilised and wasted, Not guaranteed that sperm will come in contact with eggs, Greater chance of desiccation of gametes/zygotes.
Explanation:
Answer:
No
Explanation:
For having a daughter of AB blood group A and B alleles are very important. A person with O-blood group has only OO alleles so the answer is No.
The disapperance of many species during a relatively short time is known as extinction
A chemical change or it also can be named a chemical reaction
