Which phrase defines a community? environment where nonliving things exist
group of the same species that live together
group of several populations living in an area
environment where living and nonliving things interact

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure

How does food concentration affect yeast activity