Genetic variation in a new generation of organisms is the result of..
A. Sexual reproduction involving one parent
B. Sexual reproduction involving two parents
C. Asexual reproduction involving one parent
D. Asexual reproduction involving two parents

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

In which layer do organisms on earth love?