The most plausible explanation for the high number of spiders in plot 4 is:
A. there are too many flies overall.
B. there are no centipedes to prey on the spiders and there are abundant flies upon which to feed.
C. the spiders preyed on the centipedes and ignored the flies.
D. the flies and spiders worked together to eliminate the centipedes.
B
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Natural selection is random
a. True b. False Indicate whether the statement is true or false
Which of the following is NOT a peptide
hormone?
a. insulin b. oxytocin c. glucagon d. calcitonin e. parathyroid hormone
The transformation of water from a liquid state to a gaseous state is known as
A) condensation. B) evaporation. C) saturation. D) solidification.
Answer the following questions true (T) or false (F)
1. Cholesterol helps to maintain the correct fluidity of the plasma membrane. 2. The phospholipid bilayer forms spontaneously in water. 3. The phospholipid bilayer forms because fatty-acid tails do not dissolve in water.