In the following equation, how many atoms of Calcium (Ca) are present in the products? 1
2
3
6

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.

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

What maintain homeostasis when a persons internal body temperature is 97.5°f