If air pollution causes the rain that falls on this pond to become much more acidic, after two years how will this acidity affect the living things in this pond? A: There will be more plants and animals because the acid is a source of food.

B: There will be fewer plants and animals because the acid will dissolve many of them.

C: There will be fewer plants and animals because many of them cannot survive in water with high acidity.

D: There will be more plants and animals because the acid will kill most of the disease-causing microorganisms.

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

Me with these questions image attached

Some species of wasps are social. the queen starts a colony from scratch each spring. she builds a small nest, and lays and raises a group of female workers. the workers enlarge the nest while the queen continues to lay eggs. unfertilized eggs become males that mate with newly hatched females. all of the wasps except the newly fertilized females die by the summer. which best describes this behavior? a)it is beneficial only to the males that do not fertilize eggs. b)it is beneficial only to the female workers that are not fertilized. c)it is beneficial to each one of the individual colony members. d)it is beneficial to the whole species, but not to all of the individual members.