A single main root that is adapted for storage and that typically grows downward and fairly deep is
called
a. an adventitious root.
b. a fibrous root.
c. a rhizome.
d. a taproot.
e. a tuber.
D
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Birds living in a cold environment tend to have
a. long legs and larger bodies. b. long legs and smaller bodies. c. short legs and larger bodies. d. short legs and smaller bodies. e. the leg length and body size of birds does not relate to the environment.
While digging in your vegetable garden, you accidentally slice a thick root in half with your trowel, and find yourself looking at a bold X shape in the middle of the root. What can you say about the plant this root belonged to?
a. It was probably a monocot. b. It was probably an epiphyte. c. It was probably a dicot. d. It was probably a weed.
What is the primary purpose of the light reactions of photosynthesis?
A) to remove carbon dioxide gas from the atmosphere B) to release electrons needed to convert solar energy to chemical energy C) to create oxygen gas D) to produce glucose
Dopamine plays a central role in the working of the brain's built-in reward circuit.
Answer the following statement true (T) or false (F)