There is no pigment in the brain, so it is in it's natural colour, grey.
Selective pressures created by environmental factors can lead to success of <span>mutual individuals. So it is D</span>
A because it pertains the the ecosystem
Answer:
The correct answer is d Bill"s plasma contain B antibodies
Explanation:
As Bill"s plasma contain B antibodies that"s why his blood cells do not aggutinate when mixed with anti B serum.
There are three processes of aerobic cellular respiration; glycolysis, the Kreb's cycle and the electron transport train. The electron transport train synthesises the most ATP.