Molecular Basis Of Inheritance NEET Questions

Here are the top 20 molecular base of Inheritance NEET questions. These questions will help you to get better results in NEET.

Molecular Basis Of Inheritance

Inheritance is the process by which traits or characteristics are passed from one generation to the next. The molecular basis of inheritance refers to how genetic information is encoded in molecules and passed from parent to offspring.

Genetic information is stored in the DNA molecule, which is a long, double-stranded helix made up of nucleotides. Each nucleotide is made up of a sugar, a phosphate group, and a nitrogenous base. There are four different nitrogenous bases in DNA: adenine (A), thymine (T), cytosine (C), and guanine (G). The sequence of these bases carries the genetic information that determines the traits of an organism.

In the process of replication, DNA is copied to produce two identical copies of the original molecule. This occurs during cell division when a parent cell divides into two daughter cells. The daughter cells each receive a copy of the parent cell’s DNA, which contains the genetic information needed for the daughter cells to function and grow.

In addition to replication, the genetic information in DNA can also be expressed, or translated into proteins. Proteins are large, complex molecules that perform many vital functions in the cell, such as catalyzing chemical reactions, replicating DNA, and transporting molecules. The sequence of bases in DNA is transcribed into a complementary series of nucleotides in RNA, which is then translated into a specific sequence of amino acids in a protein.

The molecular basis of inheritance is a complex and fascinating field of study that has led to many important discoveries about the nature of genetics and how traits are passed from one generation to the next.

 

Molecular Basis Of Inheritance NEET Questions

1. Which of the following is not a component of DNA?
a. Adenine
b. Thymine
c. Cytosine
d. Guanine
e. Sulphur

2. Which of the following is not a component of RNA?
a. Adenine
b. Thymine
c. Cytosine
d. Guanine
e. Sulphur

3. Which of the following is not a component of a nucleotide?
a. Adenine
b. Thymine
c. Cytosine
d. Guanine
e. Sulphur

4. Which of the following is not a component of a nucleotide?
a. Phosphate group
b. Five-carbon sugar
c. Nitrogenous base
d. Hydrogen
e. Carbon

5. The sequence of nucleotides in DNA determines the sequence of:
a. Proteins
b. Enzymes
c. Lipids
d. Sugars
e. Hormones

6. Which of the following is not a function of DNA?
a. Storing genetic information
b. Replication
c. Translation
d. Regulation of gene expression
e. Synthesis of proteins

7. Which of the following is not a function of RNA?
a. Storing genetic information
b. Replication
c. Translation
d. Regulation of gene expression
e. Synthesis of proteins

8. Which of the following is not a type of RNA?
a. mRNA
b. tRNA
c. rRNA
d. DNA
e. snRNA

9. Which of the following is not a type of RNA?
a. mRNA
b. tRNA
c. rRNA
d. hnRNA
e. snRNA

10. The process of transferring genetic information from DNA to RNA is called:
a. Translation
b. Replication
c. Transcription
d. Transduction
e. Transformation

11. The process of synthesizing proteins based on the genetic information in RNA is called:
a. Translation
b. Replication
c. Transcription
d. Transduction
e. Transformation

12. The process of copying DNA into a new molecule is called:
a. Translation
b. Replication
c. Transcription
d. Transduction
e. Transformation

13. The process of transferring genetic material from one bacterium to another by a virus is called:
a. Translation
b. Replication
c. Transcription
d. Transduction
e. Transformation

14. The process of transferring genetic material from one cell to another through the action of a plasmid is called:
a. Translation
b. Replication
c. Transcription
d. Transduction
e. Transformation

15. The process of transferring genetic material from one organism to another through the action of a virus is called:
a. Translation
b. Replication
c. Transcription
d. Transduction
e. Transformation

16. The process of transferring genetic material from one organism to another through the action of a plasmid is called:
a. Translation
b. Replication
c. Transduction
d. Transformation

17. Which of the following is not a property of DNA?
a. Double-stranded
b. A-T and C-G base pairing
c. Antiparallel orientation
d. Single-stranded
e. Right-handed helical structure

18. Which of the following is not a property of RNA?
a. Double-stranded
b. A-U and C-G base pairing
c. Antiparallel orientation
d. Single-stranded
e. Right-handed helical structure

19. Which of the following is not a property of a nucleotide?
a. Phosphate group
b. Five-carbon sugar
c. Nitrogenous base
d. Hydrogen
e. Helical structure

20. Which of the following is not a function of nucleic acids?
a. Storing genetic information
b. Replication
c. Translation
d. Regulation of gene expression
e. Energy production

 

Answers

1. e. Sulphur
2. b. Thymine
3. e. Sulphur
4. d. Hydrogen
5. a. Proteins
6. e. Synthesis of proteins
7. a. Storing genetic information
8. d. DNA
9. d. hnRNA
10. c. Transcription
11. a. Translation
12. b. Replication
13. d. Transduction
14. e. Transformation
15. d. Transduction
16. e. Transformation
17. d. Single-stranded
18. d. Single-stranded
19. e. Helical structure
20. e. Energy production

 

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