The Euphorbia of desert parts of Africa and India are succulent and have thorns but are superficially very similar to the unrelated cacti native to the deserts of the Americas. This pair of plant groups represents an example of ________
A) convergent evolution
B) apostatic selection
C) homology
D) divergent evolution
A
You might also like to view...
During gastrulation in frog embryos, cells migrate into the blastopore by a process called ____
a. invagination b. involution c. cleavage d. induction e. adhesion
Which membrane reduces friction between the lungs and chest wall during breathing?
a. serous b. cutaneous c. mucous d. synovial e. tissue
Explain the respective advantages associated with operons being inducible (e.g., the lactose operon) or repressible
(e.g., the tryptophan operon). What will be an ideal response?
Photosynthesis is the process by which plants, some bacteria, and some protistans, use the energy from sunlight to produce sugar, which _______________ converts to ATP, the "fuel" used by all living things.
a) photorespiration b) glycolysis c) cellular respiration d) condensation e) phosphorylation