A hormone is a molecule that functions as a chemical signal. A hormone is a chemical released by a cell or a gland in one part of the body that sends out messages that affect cells in other parts of the organism. Endocrine hormone molecules are secreted (released) directly into the bloodstream. !
Answer:
Mutation, migration, genetic drift, and natural selection are all processes that can directly affect gene frequencies in a population.
Explanation:
Landfill is the immediate problem
They have to have a higher density than water to have the ability to stay on the sea floor. Otherwise they would just float to the surface of the water
Yes it is and it only occurs in women.
