Which statement is false with regard to adult cell cloning?
A. It involves differentiated cells.
B. It occurs with some frequency in nature.
C. It involves rewinding the developmental clock.
D. It involves an egg cell that has had its nucleus removed.
E. It may involve nuclear transfer.
Answer: B
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Basic dyes
A. have negative charges. B. have positive charges. C. are electrically neutral. D. contain both positively and negatively charged particles.
You analyze some DNA using an automated sequence reaction. The first peak you observe is labeled with a red fluorescent label. From this you can conclude that the most ____ base in the DNA is a _____ containing the red fluorescent label.
A. 3', deoxynucleotide. B. 5', dideoxynucleotide. C. 3', dideoxynucleotide. D. 5', deoxynucleotide.
To inhibit the transcription of operon genes, the lacI gene product binds to
A) the operator. B) the promoter. C) the repressor. D) the inducer. E) ß-galactosidase.
Botulism and tetanus are caused by bacterial endospores commonly found in the soil.
Indicate whether the statement is true or false.