Neet Questions Molecular Basis Of Inheritance

The importance of the Molecular Basis of inheritance cannot be overstated when preparing for NEET. To ensure success in competitive exams, we have carefully selected a few of the most important questions from this chapter.

Important NEET Questions on Class 12 Chapter 6: Molecular Basis of Inheritance

1. DNA fragments are composed of nucleotides

NEET 2017

A. Negatively Charged

B. Positively Charged

C. Neutral

D. Depends on the size

If the base at position 901 is deleted from an RNA that codes for a protein with 33 amino acids, and the length of the RNA becomes 998 bases, then 3 codons will be altered.

(NEET 2017)

A. 22

B. 11

C. 44

D. 33

Which of the following rRNA act both as structural RNA and ribozymes in bacteria?

(NEET 2016)

A. 23s rRNA

B. 13S rRNA

C. 33 srRNA

D. 73 srRNA

4. The equivalent of a structural gene is a coding sequence (CDS)

(NEET 2016)

A. Operon

B. Muton

C. Cistron

D. None of the Above

5. Taylor conducted the experiments to prove semi-conservative mode of chromosome replication on bacteria.

(NEET 2016)

A. Vicia faba

B. Vinca rosea

C. E.coli

Drosophila

Which of the following RNAs is the most abundant in animal cells?

(NEET 2017)

A. tRNA

B. rRNA

C. mRNA

D. None of the above

The association of histone H1 with a nucleosome indicates that it plays a role in maintaining chromatin structure.

NEET 2017

A. DNA is condensed into chromatin fibers

B. Transcription is in progress

C. DNA Replication is in progress

D. DNA double helix is exposed

8. The final proof for DNA as the genetic material comes from the experiments of Alfred Hershey and Martha Chase.

(NEET 2017)

A. Macleod and Avery

B. Griffith

C. Harvey McBride

D. Hershey and Chase

Spliceosomes are not found in the cells of any prokaryotes

(NEET 2017)

A. Bacteria

B. Animals

C. Plants

D. Fungi

10. The commonly used vectors for human genome sequencing are BACs, PACs, and YACs.

(NEET 2014)

A. T/A Cloning Vectors

B. Expression Vectors

C. T-DNA

D. BAC and YAC

Question Answer Key

| 1 | A |

| 2 | D |

| 3 | A |

| 4 | C |

| 5 | A |

| 6 | B |

| 7 | A |

| 8 | D |

| 9 | A |

| 10 | D |

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