According to the figure, the most effective
wavelength for photosynthesis occurs in the algae
that are at __________ nanometers.
a. 680
b. 700
c. 400
d. 425
e. 550
Answer: d
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Select all of the following that are postzygotic isolating mechanisms.
_____Hybrids are sterile. _____Hybrids develop abnormally. _____Hybrids fail to become established in nature. _____ Hybrids cannot be formed.
Which of the following is NOT a desirable characteristic of a model organism used to study development?
A. short generation time B. small size C. large oocytes D. produces many offspring E. large genome
Plants are _____. (choose all that apply)
a. organisms e. consumers b. a domain f. producers c. a species g. hypotheses d. eukaryotes h. traits
What is an ENSO event and what conditions contribute to its occurrence? What effect does an ENSO event have on
the global environment, and how does it manage to have such far-reaching impacts? What will be an ideal response?