Transcription begins near a site in the DNA called the ________, while the terminator specifies the end of transcription.

A. promoter
B. enhancer
C. response element
D. transcription unit
E. regulatory sequence


A. promoter

Biology & Microbiology

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Blood moves most slowly through

a. arteries. b. capillaries. c. venules. d. veins. e. arterioles.

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Which of the following is associated with specific immune responses?

a. skin b. B cells c. macrophages d. complement proteins e. tears

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What information can be inferred about genes that are located on different chromosomes?

A) These genes are inherited independently of each other. B) Only the dominant alleles of these genes tend to be inherited together. C) These genes are always inherited together. D) These genes are more likely to undergo mutation.

Biology & Microbiology

Initial attempts to culture cells demonstrated that blood serum but not blood plasma provided factors that increased the viability and proliferation of the cultured cells

What will be an ideal response?

Biology & Microbiology