External fertilization is most commonly seen
a. in land animals.
b. in plants.
c. in aquatic animals.
d. during dry seasons.
e. among all animals.
C
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An example from the text contrasts two forests, each with 10 species and a total of 50 trees. The first
forest has 39 of the 50 trees representing the dominant species. The second forest has 2 of each of the 10 different species. What conclusion can be drawn regarding these two forests?
a. The amount of animal species in each forest would be the same. b. The first forest is more diverse than the second. c. The first forest must have had some human interference. d. The second forest is more diverse than the second. e. The second forest must have had some human interference.
A pollen grain is a(n) ________
A) female gametophyte B) sporophyte C) male gametophyte D) integument
Resolving power is the ability to see an object in sharp focus.
a. true b. false
Both respiration and photosynthesis require the use of an electron transport chain
Indicate whether the statement is true or false