Using concepts of Mendelian genetics and natural selection, explain the increase in the phenotype frequency for black fur from the initial population through generation 40.

the answer is b.) hydrogen bonds between bases.

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation:

i believe the answer is snake.