What type of organism is not a cell but has the ability to reproduce within a living cell? A) a virus
B) a yeast
C) an alga
D) a bacterium​

After which event could you say that evolution has occurred? question 1 options: an allele frequency changes in a population. a white-eyed fly is born into a population of brown-eyed flies. a new predator comes into an environment. an animal gets fat.

What is involved in redox reactions

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.