A change in a cell's DNA sequence is

A. translation.
B. a mutation.
C. replication.
D. transcription.
E. an operon.


B. a mutation.

Biology & Microbiology

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Parental care requires time and energy that an individual could otherwise invest in reproducing again. What determines how much parental care is given?

What will be an ideal response?

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Bony callus formation

What will be an ideal response?

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Refer to the accompanying figure. If a cut was made between numbers 6 and 10, ____

a. seminal fluid would not be produced b. sperm cells would not be produced c. sperm maturation would be inhibited d. the seminal vesicles and the testes would be below the cut e. sperm cells would not be released

Biology & Microbiology

Seed oils are often dehydrogenated and added back into processed foods as partly unsaturated fatty acids. In comparison with the original oil, the new fatty acids have additional double carbon–carbon bonds, replacing what were once single bonds

This process could also be described as _____________. (a) isomerization. (b) oxidation. (c) reduction. (d) protonation.

Biology & Microbiology