The polarities of complementary nucleic acid strands run in opposite directions: 5?-to-3? and 3?-to-5?. The 5? designation refers to the placement of what chemical group on the 5? carbon of the deoxyribose sugar?
What will be an ideal response?
phosphate group
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What is the difference between a coenzyme and a prosthetic group?
A) Coenzymes are essential for an enzyme's function and prosthetic groups only enhance its reaction rate. B) Coenzymes are weakly bound whereas prosthetic groups are strongly bound to their respective enzymes. C) Coenzymes are organic cofactors and prosthetic groups are inorganic cofactors. D) Coenzymes require additional ions to bind to enzymes but prosthetic groups are able to directly interact with enzymes.
Blood pressure depends on:
a. total blood volume only b. cardiac output only c. degree of arteriole dilation only d. total blood volume and cardiac output only e. total blood volume, cardiac output, and degree of arteriole dilation
____ tissue contains glands
a. Connective b. Muscular c. Epithelial d. Neural e. Adipose
Infection by which of the following results in the formation of Ghon complexes?
A) Bordetella pertussis B) Corynebacterium diphtheriae C) Mycobacterium tuberculosis D) Streptococcus pyogenes E) Blastomyces dermatidis