Regarding the growth curve, a bacteria is more sensitive to penicillin during the ______ phase

a. stationary
b. lag
c. exponential (Log)
d. stationary and log


Answer: c. exponential (Log)

Biology & Microbiology

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Which of the following tend to experience a Type III survivorship curve?

a. Trees b. Birds c. Humans d. Rodents

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Chun-Hong Chen and colleagues (2007 ) designed a new gene that would carry a strong selective advantage and confer the resistance to malaria on free-living mosquitoes. What was the acronym given this gene, and what does the acronym stand for?

What will be an ideal response?

Biology & Microbiology

The classification level of domain is immediately "above" (more inclusive than) the level of a:

a. class. b. genus. c. kingdom. d. phylum. e. species

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Which of the following is not characteristic of neurotransmitters?

a. They are released in response to calcium ions. b. They are chemical messengers that signal neurons, muscles, or glands. c. They are stored within synaptic vesicles. d. They are transported down axons to the synaptic terminals. e. They move via diffusion across the synaptic cleft

Biology & Microbiology