The Venn diagram shown below compares the nuclear reactions in the sun and nuclear power plants. Which of these would best describe the process labeled P?
Absorption of elements
Absorption of heat
Formation of new elements
Formation of solar energy

The body is protected against harmful flu viruses by

An easy way to calculate the amount of energy available at each level is to what?

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.