B may d answer 4 following question
Everything. DNA contains genes In which in a person determines proteins how much protein is formed is based on how strong the trait is. <span>DNA also determines every genetic trait an organism has.DNA's main role is to store information.</span>
Its stabilising. Since the selection pressure is against the extremes which are the normal blood and the sickle cell anaemia.
Answer: 14
Explanation:
(-4) + (-4) + 6+6+5 + 5
Recall that BODMAS rule must be obeyed
Address bracket first, and note that plus sign multiplied by minus sign becomes minus
so, (-4 - 4) + 6+6+5 + 5
(-8) + 6+6+5 + 5
= (-8) + 6+6+5 + 5
= (-8) + 22
= 14
Thus, the answer is 14