Recall that the bullhorn acacia forms a symbiosis with P. ferruginea ants. A researcher takes an acacia seed and plants it in an area without P. ferruginea. What will happen to this acacia plant?
A. It will immediately form a symbiotic
relationship with ants native to the area.
B. It will begin producing alkaloids and
terpenes to deter herbivores.
C. It will begin to produce hairs on its leaves
to deter herbivores.
D. Without P. ferruginea, the plant won't form
any new defenses and will be eaten by
herbivores.
D
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Which of the following reproduce by binary fission?
A. bacteria B. archaea C. chloroplasts D. mitochondria E. All of these choices are correct.
If bacterial DNA is cut in three locations with restriction enzymes, how many separate sections of DNA will results?
(A) 1 (B) 2 (C) 3 (D) 4
Which genes are subject to cytoplasmic inheritance?
a. genes found in mitochondria and chloroplasts b. genes found in viruses c. genes found in bacteria d. genes found in sex chromosomes
Which of the following is not an example of a vestigial structure?
A. appendix in humans B. human gall bladder C. pelvis in a whale D. All of these are vestigial.