Practice mode / Chromosome and DNA In alkaptonuria A Option A: Patient's urine contains homogenetisic acid B Option B: Urine becomes black C Option C: Both a and b D Option D: Urine contains phenylalanine. Correct answer C. Both a and b Show answer Report a problem How we write and check questions
Question 01 / Chromosome and DNA The length of okazaki fragments in eukayotes is A Option A: 150--250 nucleotides long B Option B: 200-300 nucleotides C Option C: 1000-2000 nucleotdes D Option D: 100-200 nucleotides Correct answer D. 100-200 nucleotides Show answer Open question
Question 02 / Chromosome and DNA Which statement is correct? A Option A: Leading strand elongates away from the replication fork B Option B: Lagging strand elongates towards the replication fork C Option C: Lagging strand is constructed discontinuously. D Option D: Both a and b Correct answer C. Lagging strand is constructed discontinuously. Show answer Open question
Question 03 / Chromosome and DNA Repliication always proceeds in a direction A Option A: 3' ? 5' B Option B: 5' ? 3' C Option C: Both directions D Option D: None of these Correct answer C. Both directions Show answer Open question
Question 04 / Chromosome and DNA Rate of DNA replication by DNA polymerase is A Option A: 2000 nucleotides / sec B Option B: 1000 nucleotides / sec C Option C: 150 nucleotides / sec D Option D: 1050 nucleotides / sec Correct answer B. 1000 nucleotides / sec Show answer Open question
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