Some of the very large species of animals in the ocean, namely whale sharks and baleen whales, feed on plankton. How can they support their large size eating microscopic organisms?
Because the plankton that baleen whales eat are at lower trophic levels than larger organisms, and therefore closer to primary producers, they are abundant. This requires little energy and makes feeding on those plankton very efficient.
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Among the elements of globalization of culture are tendencies toward
A) uniform consumption preferences, enhanced communications, unequal access to resources, and uniformity in cultural forms. B) enhanced communications, heterogeneity, and equal access to resources. C) uniform consumption preferences, slower communications, unequal access to resources, greater access to entertainment, and a mixture of uniformity and variety in cultural forms. D) maintaining local traditions. E) maintaining local traditions along with uniformity of cultural beliefs and forms.
The dry region of southern Argentina is called _____________________.
Fill in the blank(s) with the appropriate word(s).
How many molecules of NADH are produced by one pass through the citric acid cycle?
A) 0 B) 1 C) 2 D) 3
Solar radiation is considered ____
a. longwave radiation b. medium wave radiation c. shortwave radiation d. ultra-shortwave e. sub-wave radiation