Its stabilising. Since the selection pressure is against the extremes which are the normal blood and the sickle cell anaemia.
Answer:
I agree.
Explanation:
Cell biology and technology are so connected that there is even a science called biotechnology, which is the literal union of these two strands.
Biotechnology is an area that aims to develop biological products and processes with the help of science and technology. The United Nations (UN) classifies biotechnology as "any technological application that uses biological systems, living organisms, or derived beings, to manufacture or modify products or processes for specific uses".
Biotechnology covers different areas of knowledge that include basic science (such as molecular biology, microbiology, etc.), applied science (such as immunological, chemical and biological techniques) with different technologies (such as information technology, robotics and process control).
First, you need to do the multiplacation that's inside the perenthises.
Second, you will need to divide the two answers which will give you that first box.
Sexual reproduction is a form of reproduction where two gametes fuse together. Each gamete contains half the number of chromosomes of normal cells. They are created by a specialized type of cell division, which only occurs in eukaryotic cells, known as meiosis.
So i'm gonna say that the answer is..B. helped maintain a slow rate of evolutionary change.
