Which relationship is an example of mutualism?
a. anemone fish and sea anemone
b. pea crabs and mussels
c. nematodes and fin whales
d. copepods and phytoplankton
e. whales and krill
a
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What is the difference between the instrumental and intrinsic value of a species? Provide examples to support your explanation.
What will be an ideal response?
A biogeophysical feedback mechanism in the Sahel relates:a
reduced cloud cover to increasing surface temperatures and an increase in rainfall b. reduced vegetation to a decrease in surface temperatures and a reduction in rainfall c. an increase in vegetation to an increase in surface temperatures and a reduction in rainfall d. a decrease in vegetation to a lowering of surface albedo and an increase in rainfall
Describe the migration patterns that have shaped the African-American ethnic identity
What will be an ideal response?
The Oort cloud is ________
A) another name for the inner solar system, just before the Sun became hot enough for nuclear fusion B) the asteroid belt C) the outer solar system where planetesimals, rocky debris and comets orbit outside beyond the outer planets but cross into the inner solar system at times D) an unusual type of cloud formed when meteorites strike the earth