In order to use the hardy-weinberg equation to calculate genetic variation in a
population, which of the following conditions must exist in the population?
o a. organisms must choose mates.
o
b. some alleles must give an advantage.
o
c. all organisms must reproduce.
o
d. immigration must occur.

What is the statement plant growth is affected by the color light

Drag each tile to the correct box. the body monitors the levels of oxygen in the blood to regulate breathing. isabel is running in a marathon and is near the finish line. she feels out of breath. how will her nervous system work to generate a reaction? arrange the tiles in chronological order. isabel's breathing rate increases. sensory receptors in the arteries detect low oxygen levels. the brain sends signals through motor neurons. sensory neurons generate an impulse. the central nervous system relays an impulse to certain brain regions.

What’s a example of extrusive rock that cooled to quickly for grains to form