The region of an enzyme that catalyzes reactions is called a(n)





This diagram shows the basic structure and function of an enzyme, acting to catalyze a cell's chemical reaction.



A. cofactor site.

B. binding pocket.

C. reaction site.

D. catalyst site.

E. active site.


E. active site.

Biology & Microbiology

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A potato is a type of __________ known as a ___________

A) Modified root, pneumatophore B) Root, lateral root C) Modified stem, stolon D) Modified stem, tuber

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____ stimulates the growth of cells that will

produce milk proteins.

a. Estrogen. b. Prolactin. c. Oxytocin. d. Prostaglandin. e. Progesterone

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What completes preparation of uterus for pregnancy?

A. LH B. FSH C. Prolactin D. Testosterone E. Progesterone

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Anna recently learned that she is pregnant and is visiting her doctor for her first prenatal visit. Among the many pieces of advice offered to ensure a safe pregnancy, the doctor specifically told Anna to avoid eating any rare meats, including steaks and roast beef, and to avoid changing her cat's litter box. These words of caution were primarily directed at avoiding contact with

A. Taenia saginata B. E. coliĀ O157:H7 C. Cryptosporidium D. Toxoplasma gondii

Biology & Microbiology