Refer to Figure 44-3. The structure labeled 7 is called the:a

superior vena cava.

b. aorta.

c. pulmonary veins.

d. right atrium.

e. right ventricle.


B

Biology & Microbiology

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The enzyme __________ binds to DNA during transcription.

Fill in the blank(s) with the appropriate word(s).

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What will be an ideal response?

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