During meiosis, the process of crossing over results in new combinations of alleles because.. genetic material is added by a third chromosome during this process. genetic material is removed during this process. genetic material is exchanged between chromosomes during this process. genetic material always mutates randomly during this process.

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.