The evolutionary species concept defines a species as:
a. a group that forms a lineage with a distinct evolutionary fate from other lineages.
b. phenotypically similar individuals or populations.
c. groups of actually or potentially interbreeding populations that are reproductively isolated from other such groups.
d. the smallest monophyletic group distinguished by a shared derived character.
A
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The role of environmental factors on gene
expression is illustrated by a. the varying plant height of genetically identical yarrow plants when grown at different elevations. b. the flower color of hydrangeas grown in soils of differing pH. c. the depression response that some persons make to very stressful situations. d. the fur pattern of Himalayan rabbits. e. all of these.
Suppose a phage infected a protease-deficient bacterial cell. Would the lytic or lysogenic life cycle be favored? Why?
What will be an ideal response?
What is the ability of a gene to cause multiple effects on a phenotype?
A) pleiotropy B) codominance C) polygenic inheritance D) continuous variation
Your instructor wants your lab time to be as septic as posssible
a. true b. false