An ?OH group is a(n) ____ group
a. carboxyl
b. hydroxyl
c. amino
d. methyl
e. carbonyl
B
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What determines the specific wavelength of light absorbed by a cone cell?
A. The type of retinal molecule present B. The location of the cone cell on the retina C. The type of opsin present in the membrane D. The type of retinal molecule and opsin present
What other information is related to the question? Which information is most useful?
What will be an ideal response?
Which of the following is NOT a characteristic of cytokinin?
a. it affects meristem cell division b. it stimulates the development of lateral buds c. it inhibits the development of lateral roots d. it always has the same affect on cells as auxin does e. more than one of these is NOT a characteristic of cytokinin
Why is it more difficult to eradicate a disease if the reservoir is a wild animal?
a. It involves destruction of wild animals, which can have a serious impact on biodiversity. b. Wild animals are more difficult to immunize than domestic animals. c. Chemicals used to eradicate the reservoir animals may adversely affect nonreservoir species. d. All of the above are correct.