Mutations will always decrease the activity of a gene
A. true
B. false
B
Biology & Microbiology
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Some viruses have an additional coating on the outside of the capsid, acquired from the host cell. What is this additional coating called?
a. plasma membrane b. nucleic coat c. envelope d. proteoglycan
Biology & Microbiology
Blood plasma contains all of the following BUT
a. proteins. b. several types of blood cells. c. platelets. d. fluid. e. lipids.
Biology & Microbiology
The energy that excites the photosystems is supplied by
A) electrons passing down the electron transport chain. B) ATP. C) photons. D) NADPH.
Biology & Microbiology
Ticks, lice, and mosquitoes often serve as (carriers/transporters/vectors) by hosting and transmitting pathogenic microbes.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology