Drifting freely in the upper, well-illuminated waters of the ocean, a diverse biological community exists, primarily consisting of microscopic organisms called
A. detritus.
B. archaeans.
C. bacteria.
D. benthos.
E. phytoplankton.
Answer: E
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If a researcher collects basic information on biological structures or the details of biological processes,
then the researcher's approach is considered to be:
a. science. b. scientific. c. descriptive science. d. not scientific. e. science and scientific only
Identify the feature found in Cooksonia that qualifies it as a vascular plant.
A. the production of windblown spores B. the presence of branches C. presence of leaves D. presence of roots E. the production of seeds
The Transcription Complex
What will be an ideal response?
Which of the following are example of biogenic amines?
A. Epinephrine, dopamine, and GABA B. Epinephrine, norepinephrine, dopamine, and serotonin C. Epinephrine, dopamine, and serotonin D. Epinephrine and endorphins E. GABA and serotonin