Microevolution can be said to have taken place when
a. a population experiences a shift in allele frequencies.
b. a mutation occurs in a population.
c. several mutations occur in a population.
d. a feature of an individual animal changes through use or disuse.
e. when a population has different forms of the same gene.
A
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During transcription
A) protein is synthesized from DNA. B) DNA is replicated. C) RNA is synthesized from DNA. D) protein is synthesized from amino acids.
When a protein has lost its function due to the loss of its three-dimensional shape, it is said the protein has been ________.
a. broken b. fried c. cut d. denatured
It is advantageous to be a __________ species because they are extremely well adapted to their environment, but they do not tolerate environmental change well; _________ species adapt more readily to changing environments as they have a wide niche breathe, but they can be outcompeted.
Fill in the blank(s) with the appropriate word(s).
The primary function of an enzyme or any biological catalyst is to
A. change the direction of a reaction. B. reduce the energy of activation and increase the rate of a reaction. C. increase the rate of a reaction. D. reduce the energy of activation of a reaction. E. increase the rate of a reaction and change the direction of a reaction.