Unexpected phenotypes can be the result of
a. altered metabolic pathways.
b. a gene mutating in different ways in
different individuals.
c. an environmental effect during
development.
d. a post-developmental environmental effect.
e. any of these
E
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In the absence of susceptible hosts, Clostridium tetani would still survive in nature
Indicate whether the statement is true or false.
All of the following are composed primarily of proteins EXCEPT
a. enzymes. b. cytoskeleton. c. antibodies. d. DNA.
The study of the causes and ecological consequences of spatial patterns on the landscape is called ________
Fill in the blank(s) with correct word
Twenty loci are screened for genetic variation in a common caterpillar species. Four loci are found to have two or more alleles. The proportion of polymorphic loci for this population is thus
A) 0.10. B) 0.20. C) 0.30. D) 0.40. E) 0.50.