Discuss how genetic variability is maintained through genetic polymorphism. What will be an ideal response?
Genetic variability is maintained by sexual reproduction and mutation, balanced polymorphisms of
heterozygote advantage, and frequency dependent selection.
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An organism that grows slowly in the cold but has an optimum growth temperature of 32°C is called a(n) ________.
A. thermophile B. facultative psychrophile C. thermoduric microbe D. extremophile E. psychrophile
Atoms or clusters of atoms that are covalently bonded to carbon and influence the behavior of organic
compounds are known as a. functional groups. b. ions. c. acids. d. network solids. e. anhydrides.
Threadlike and bloblike structures containing DNA and other organic molecules enclosed in a
membrane are a. protocells. b. nanobots. c. nanobes. d. chimera. e. blebs.
A viroid is a completely developed infectious agent composed of nucleic acid and surrounded by a capsid
Indicate whether the statement is true or false