The largest group of proteobacteria are the ________.
A. delta proteobacteria
B. beta proteobacteria
C. gamma proteobacteria
D. alpha proteobacteria
Answer: C
Biology & Microbiology
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________ is the direct transfer of a phosphate to ADP, forming ATP.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
A plant that flowers in the second year of life is a(n)
a. annual. b. biennial. c. perennial. d. annual or biennial.
Biology & Microbiology
The structure enabling depolarization to travel deep into the muscle fiber is the ______.
A. sarcomere B. motor unit C. T tubule D. sarcoplasmic reticulum
Biology & Microbiology
Natural selection ________.
A. prepares organisms for future changes in the environment B. results in evolutionary adaptation C. is a very rare phenomenon D. does not affect allelic frequencies
Biology & Microbiology