In biology, an adaptation is defined as _____.
A. a heritable trait that increases the fitness of an individual in a particular environment
B. a change in an individual's behavior in response to changes in environmental conditions
C. a change in an individual's DNA sequence
D. a change in an individual's body in response to changes in environmental conditions
Ans: A. a heritable trait that increases the fitness of an individual in a particular environment
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________ chromosomes pair during ________ of meiosis.
Fill in the blank(s) with the appropriate word(s).
tRNA is most like
a. a delivery truck b. a garbage truck c. a messenger d. a carpenter e. a physical therapist
When adding Barritt's reagent to your MRVP broth, you see a red color change. This means that acetoin was produced of glucose metabolism.
a. true b. false
The human population is expected to double in about ________ years.
A. 60 B. 15 C. 25 D. 91