Download App

STD 12 - 5. molecular basis of inheritance — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 5. molecular basis of inheritance1 Mark
MCQ
$DNA$ is transcribed by some viral $RNA$ using the enzyme
  • A
    $DNA$ polymerase
  • ✓
    Reverse transcriptase
  • C
    Endonuclease
  • D
    Ligase
✓

Answer

Correct option: B.
Reverse transcriptase
b
(b)Reverse transcriptase or $RNA$ dependent $DNA$ polymerase enzyme catalyze the transcription of $DNA$ by some viral $RNA$. This process is also known as teminism.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q [1M]" from STD 12 - 5. molecular basis of inheritance→STD 12 - 5. molecular basis of inheritance — all question types→BIOLOGY STD 12 Science question papers→Bihar Board STD 12 Science question papers→Bihar Board question paper generator→

Similar questions

$A$ : $RNAi$ takes place in all eukaryotic organisms as a method of cellular defense.

$R $ : Complementary $dsRNA$ molecule binds to specific $mRNA$ and prevents its translation (silencing).

→
Population growth is reduced by the environmental resistance. This phase is
→
Production of beverages at industrial scale requires growing microbes in very large containers known as
→
Entamoeba histolytica is a human parasite usually found in
→
Which of the following cells are associated with immune system of body
→
Which of the following pairs belongs to biofertilizers?
→
In dihybrid cross, out of $16$ plants obtained, the number of genotypes shall be
→
Which of the following statements are true for spermatogenesis but do not hold true for Oogenesis?

$(a)$ It results in the formation of haploid gametes

$(b)$ Differentiation of gamete occurs after the completion of meiosis

$(c)$ Meiosis occurs continuously in a mitotically dividing stem cell population

$(d)$ It is controlled by the Luteinising hormone (LH) and FollicleStimulating Hormone (FSH) secreted by the anterior pituitary

$(e)$ It is initiated at puberty

Choose the most appropriate answer from the options given below:

→
Which of the following is a main challenge for production of insulin by the $r -DNA$ techniques ?
→
In which of the following interactions both partners are adversely affected?
→