Question

The nonprotein portion required by complex enzymes for proper functioning called a(en) _________. zymogen substrate inhibitor cofactor activator Which of the following are required to form a DNA nucleotide? ribose and phosphate deoxyribose and phosphate ribose, phosphate, and a base deoxyribose and a base deoxyribose phosphate, and a base How many hydrogen bonds link the following two strands of DNA 2 3 8 14 16 Which of the following enzymes is NOT involved in replication? DNA polymerase DNA ligase peptidyl transferase helicase more than one of the above The backbone of a nucleic acid molecule consists of _____ alternating sugar and phosphate groups. linked by phosphate ester bonds alternating sugar and nitrogen base groups linked by amide bonds alternating nitrogen bases and phosphates groups linked by amide bonds and strengthened by hydrogen bonds sugar molecules bounded from the #3 carbon of one molecule to the #5 carbon of the other by glycosidic linkages complementary bases joined by hydrogen bonds A chromosome is a(an) ________. complex of DNA and histones that forms in the nucleus segment of DNA that directs synthesis of a specific peptide or protein segment of DNA that binds to DNA helicase Protein/DNA complex that binds to the codon in the ribosome protein that binds and supercoils DNA Okazaki fragments appear on the _____. Leading strand during DNA transcription. Lagging strand during DNA transcription. Leading strand during DNA replication. Lagging strand during DNA replication. tRNA

Answer 1

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