Charles Darwin, who proposed the theory of evolution, was actually a marine biologist who specialized in:
A) whales
B) fishes
C) marine birds
D) barnacles
E) oysters

(amoeba sisters video recap: pedigrees and need

Which of these statements is false? a. others may notice a problem with a relationship before the people involved. b. the first sign of a problem with a relationship is a feeling of anger. c. damaged relationships can be repaired. d. even good relationships can be damaged.

An animal cell (left) and a plant cell (right) are shown. which organelle, labeled x in the diagram, is found in both plant and animal cells?