Which of the following is true regarding extinction?
a. extinction that occurs in a relativel...
Biology, 30.10.2019 00:31 putaprincess16
Which of the following is true regarding extinction?
a. extinction that occurs in a relatively short period of time is referred to as background extinction.
b. single events or several causes working together to produce extinction in a short period is referred to as mass extinction.
c. if the rate of speciation in a clade is equal to or less than the rate of extinction, the clade will survive.
d. the rate of extinction is steady from clade to clade as are the number of species contained within a clade.
Answers: 1
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Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.
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