Where does most photosynthesis occur in the open ocean?
a. the top 10 meters
b. below 100 meters
c. the top 50 meters
d. below 50 meters
e. photosynthesis occurs uniformly in the open ocean
ANSWER: c
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________________ is directional growth responses of plants to a unidirectional source of light.
A. Gravitropism B. Thigmotropism C. Dormancy D. Phototropism E. Thermotropism
Which of the following is NOT an example of a human activity that directly threatens the biodiversity of species?
a) the destruction of habitats b) the picking of flowers c) the introduction of invasive species d) the overexploitation of resources e) the burning of fossil fuels
Old World monkeys have a prehensile tail and a flattened nose.
Answer the following statement true (T) or false (F)
Micronuclei are stored particles of carbohydrate and lipids.
Answer the following statement true (T) or false (F)