In actual structure, tRNA is a compact molecule that looks like a/an:

1. Cloverleaf 2. Railroad
3. Inverted L 4. Alpha helix

Subtopic:  Translation |
 72%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


During DNA packaging in eukaryotic cells, Non-Histone Chromosomal proteins:

1. Are not required
2. Are required from the beginning to the end of the packaging
3. Are required only for earlier stages of packaging
4. Are required for a higher level of packaging

Subtopic:  DNA Packaging |
 81%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Histones are:

1. Positively charged and basic amino acids
2. Negatively charged and basic proteins
3. Positively charged and acidic proteins
4. Not found in bacteria

Subtopic:  DNA Packaging |
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Reverse transcriptase is a:

1. DNA-dependent RNA polymerase
2. RNA-dependent DNA polymerase
3. RNA-dependent RNA polymerase
4. DNA-dependent DNA polymerase

Subtopic:  DNA Replication |
 77%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


The density gradient in Meselson and Stahl's experiment was of:

1. NH4Cl 2. CsCl
3. KCl 4. BaCl2
Subtopic:  DNA Replication |
 83%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Who suggested that the genetic code should be made of three nucleotides?

1. Gamow  2. Severo Ochoa
3. Hargobind Khorana 4. Marshall Nirenberg

Subtopic:  Genetic Code: I | Genetic Code: II | Genetic Code: III |
 72%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

In eukaryotes RNA polymerase II transcribes:

1. mRNA 2. rRNA
3. tRNA 4. hnRNA

Subtopic:  Transcription: I |
 70%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Which of the following anticodons will hybridize with the mRNA codon 5’ – AUG – 3’?

1. 5’ – UAC – 3’ 2. 5’ – TAC – 3’
3. 3’ – UAC – 5’ 4. 3’ – TAC – 5’
Subtopic:  Translation |
 71%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


Some amino acids are coded by more than one codon. Hence genetic code is:

1. Unambiguous 2. Non-specific
3. Degenerate 4. Universal

Subtopic:  Genetic Code |
 74%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.


advertisementadvertisement

Prior to the work of Avery, Macleod, and McCarty, the genetic material was thought to be:

1. DNA 2. RNA
3. Protein 4. Nucleotide

Subtopic:  Search for Genetic Material |
 77%
From NCERT

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.

Hints

To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.