What best describes the action that is creating the rift valley in africa?

Why do you think the puppy litter was all dark-haired?

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar