Practice mode / Chromosome and DNA Which of the following cal kill mice if injected separately? A Option A: Live R type pneumococcus B Option B: Heat killed R type pneumococcus C Option C: Live S type pneumococcus D Option D: Heat killed S type pneumococcus Correct answer C. Live S type pneumococcus Show answer Report a problem How we write and check questions
Question 01 / Chromosome and DNA Centromere represents A Option A: Primary constriction B Option B: Secondary constriction C Option C: Tertiary constriction D Option D: Quaternary constriction Correct answer A. Primary constriction Show answer Open question
Question 02 / Chromosome and DNA A sugarcane cell has ____ chromosomes. A Option A: 20 B Option B: 32 C Option C: 40 D Option D: 80 Correct answer D. 80 Show answer Open question
Question 03 / Chromosome and DNA Sex chromosomes were 1″ discovered in A Option A: Man B Option B: Pea plant C Option C: Fruitfly D Option D: None of these Correct answer C. Fruitfly Show answer Open question
Question 04 / Chromosome and DNA Which is incorrect about nucleosome A Option A: 2 turns of DNA coiled round histones B Option B: 8 histones as acidic proteins C Option C: 200 nucleotides in one nucleosome D Option D: None of these Correct answer B. 8 histones as acidic proteins Show answer Open question
Discussion