Which describes a disruption in the water cycle that could affect photosynthesis? a. heat causes an excess of transpiration.
b. heat causes an excess of evaporation.
c. heat causes an excess of condensation.
d. heat causes an excess of precipitation.

In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna. b) they study alleles that contain genes, which are chromosomes. c) they study chromosomes that contain genes, which are dna segments.