Primary pigment of photosynthesis The primary pigment molecule needed for photosynthesis is
a) sunlight.
b) oxygen.
c) carbon dioxide.
d) glucose.
e) chlorophyll a.
Answer: e) chlorophyll a.
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Biological wealth is the source of
a. food. b. medicine. c. ecotourism. d. economic opportunity. e. all of these.
Platyhelminthes include which of the following organisms?
A. flukes B. jellyfish C. sponges D. insects E. mollusks
What is present in a shoot apical meristem region?
I) the region of cell division II) immature buds and leaves III) cells that will give rise to the protoderm, ground meristem, and procambium A) only I B) only II C) only III D) I, II, and III
Oxygen binds more tightly to hemoglobin than does carbon monoxide, therefore, there is little competition between the two gases for binding sites on hemoglobin.
Indicate whether the statement is true or false.