Antibody binding to receptors on the thyroid may result in
A) multiple sclerosis.
B) Graves' disease.
C) DiGeorge syndrome.
D) type I diabetes.
E) autoimmune hemolytic anemia.
B
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Which of the following statements accurately describes the role of insects in early angiosperm evolution?
A. Insect pollination may have allowed early angiosperms to thrive in the understory habitats of tropical rain forests. B. Insect pollination may have allowed early angiosperms to thrive in the canopy of tropical rain forests. C. Mammal pollination may have contributed to early angiosperm success. D. Very few living members of the earliest angiosperm lineages produce flowers that are visited by insects. E. Insects did not play a significant role in early angiosperm evolution.
Rotifers would be considered __________ feeders
a. bulk b. filter c. liquid d. predatory
Which of the following is NOT an advantage of asexual reproduction?
a. In stable environments, the offspring are as well adapted as the parents. b. Individual organisms do not have to seek mates. c. It is less energetically costly than sexual reproduction. d. It promotes genetic diversity. e. It is faster than sexual reproduction.
In general, a seed is a:
A) protected plant embryo with a food supply. B) a large spore that grows into the gametophyte. C) plant ovary. D) reproductive structure that requires pollen to become active.