All of the following are physical characteristics used to determine race except a. skin color
C hair texture.
b. eye color
d. body structure.

What does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b. diffusion c. endocytosis d. exocytosisc. endocytosis

Which anatomical plane is the only one that could not show both the sternal region and vertebral region