Which of these conditions should completely prevent the occurrence of evolution in a population over time?

a. All phenotypic variation between individuals is due only to environmental factors
b. the population lives in a habitat where there are no competing species present
c. the population size is large
d. The environment is changing at a relatively slow rate


a. All phenotypic variation between individuals is due only to environmental factors

Biology & Microbiology

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The ________ is a group of proteins needed for DNA synthesis that assembles at the origin of replication. 

A. prospore B. septum C. replisome D. None of the choices are correct.

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Use specific examples to describe the difference between a differential and a selective medium

What will be an ideal response?

Biology & Microbiology

A one-way relationship in which one species benefits at the expense of another is ____

a. commensalism b. competitive exclusion c. parasitism d. obligate mutualism e. a neutral relationship

Biology & Microbiology

Spontaneous generation refers to living cells arising only from other living cells

Indicate whether the statement is true or false

Biology & Microbiology