Which era is the oldest?

a. Paleozoic
b. Cretaceous
c. Mesozoic
d. Cambrian
e. Phanerozoic


a

Biology & Microbiology

You might also like to view...

Cytogenetic mapping is accurate to within 500,000 base pairs, but not over this value

Indicate whether the statement is true or false

Biology & Microbiology

In the process of biological evolution, new species may evolve through exchange of genes from one species to another. This process is called

A. proteome transfer. B. horizontal gene transfer. C. vertical evolution. D. vertical descent with mutation. E. genomic sciences.

Biology & Microbiology

Blue crabs have specialized appendages called ________ that are utilized for additional locomotion

a. pleopods b. telson c. swimmerets d. chelipods

Biology & Microbiology

The range of all factors that influence whether

a species can obtain resources essential for survival and reproduction is its a. habitat. b. niche. c. carrying capacity. d. ecosystem. e. community.

Biology & Microbiology