Rabbits introduced to Australia overpopulated because in their new habitat ____
a. people rarely hunted them
b. they had no natural diseases
c. they had no natural predators
d. their food supply was larger
e. there were few herbivorous competitors
C
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Quorum sensing
A. depends on the sensing of signal protein molecules. B. is a phenomenon in which bacteria monitor their own population density. C. plays an important role in formation of biofilms by Pseudomonas aeruginosa. D. All of the choices are correct.
The periodic table of the elements was devised by
a. Henri Becquerel. b. Demitri Mendeleev. c. Melvin Calvin. d. Marie Curie. e. Becquerel and Mendeleev.
One of the major differences between meiosis and mitosis is that in meiosis ____
a. there are two consecutive divisions b. DNA is not replicated c. diploid cells are formed d. cells with 46 chromosomes are formed in humans e. all body cells are formed
What happens if a Hymenopteran (ants/bees/wasps) egg is not fertilized?
a. It is used for food for the developing larvae b. It hatches into a male c. It hatches into a female d. The egg hatches into a new queen