Mitosis and meiosis occur in different locations in an organism.

a. True
b. False

What is a gene ? a) a section of a protein that codes for dna. b) the alternate version of a trait. c) the visible trait in the f1 generation. d) a section of dna that codes for a specific trait .

What advantages does a pedigree have over a written passage?

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm