A particle that consists of nucleic acids surrounded by protein and requires a host organism to replicate is
A. a prokaryote
B. a viroid
C. a plasmid
D. a virus
E. a prion
D. a virus
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Which of the following is an amine hormone important in the stress response in vertebrates?
A. dopamine B. melatonin C. cortisol D. epinephrine E. serotonin
Endophytic fungi
a are parasitic fungi that live inside the leaves and stems of most plants. b. are symbionts that live inside the leaves and stems of most plants. c. are parasitic fungi that live inside the cells of most animals. d. are fungi that live inside the cells of other fungi. e. cause disease in important grasses such as fescue.
Which muscle cells are designed for endurance?
A) slow-twitch cells B) fast-twitch cells C) myoglobin D) hemoglobin
Which part of the Calvin cycle would be affected if a cell could not produce the enzyme RuBisCO?
What will be an ideal response?