If we place an enzyme in a strongly acidic pH, which of these is most likely to happen?

In which of the following relationships is one organism always benefited while the other organism is always harmed

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.

Which atmospheric later is where earths northern and southern lights occur