10. Cell Signaling
Introduction to Cell Signaling
Multiple Choice
Multiple ChoiceEvidence that cell signaling evolved early in the history of life comes from __________.
A
comparative studies of mitochondrial DNA
B
comparative studies of ribosomal RNA
C
the fossil record
D
the study of protein receptors embedded in the nuclear membrane
E
the similarity of cell-signaling mechanisms in organisms that have a very distant common ancestor
639
views
Related Videos
Related Practice
Showing 1 of 10 videos