Massive forms of coral dominate:
a. in the upper areas of the reef.
b. in all areas of the reef.
c. in deeper areas of the reef.
d. in areas of the reef which receive the most light.
e. on the top of the reef crest.
C
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Which scientist is given credit for proposing the endosymbiont theory?
A. Svante Arrenhius B. Charles Darwin C. Stanley Miller D. Louis Pasteur E. Lynn Margulis
Two solutions A and B are separated by a membrane, which is permeable to water but not salts. Solution A is a 2%
NaCl solution, while solution B is a 3% NaCl solution. Which of the following will occur? a. Water will move from side B to side A. b. Water will move from side A to side B. c. Salt will move from side B to side A. d. Salt will move from side A to side B. e. Neither salt or water will move across the membrane.
What factor increased the Mayan's vulnerability to drought over time?
What will be an ideal response?