Genetics and Evolution-Molecular Basis of Inheritance (NEET Biology): Questions 45 - 51 of 85
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 3390 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.
Rs. 700.00 or
Question number: 45
» Genetics and Evolution » Molecular Basis of Inheritance » DNA as Genetic Material
Question
Which element is not found in nitrogenous base [NCERT-76]
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Hydrogen |
|
| b. | Carbon |
|
| c. | Phosphorus |
|
| d. | Nitrogen |
|
Question number: 46
» Genetics and Evolution » Molecular Basis of Inheritance » Structure of DNA and RNA
Appeared in Year: 1991
Question
Back bone in structure of DNA molecule is made up of-
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Pentose Sugar and phosphate |
|
| b. | Sugar and phosphate |
|
| c. | Hexose sugar and phosphate |
|
| d. | Purine and pyrimidine |
|
Question number: 47
» Genetics and Evolution » Molecular Basis of Inheritance » Gene Expression and Regulation
Question
Who propounded the theory one gene one enzyme one chemical reaction
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Watson & Crick |
|
| b. | T. H. Morgan |
|
| c. | George Beadle and Edward Tatum |
|
| d. | Abraham Trembley |
|
Question number: 48
» Genetics and Evolution » Molecular Basis of Inheritance » Structure of DNA and RNA
Question
DNA was first discovered by- [AIPMT 76, 85]
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Flemming |
|
| b. | Meischer |
|
| c. | Watson & Crick |
|
| d. | Robert Brown |
|
Question number: 49
» Genetics and Evolution » Molecular Basis of Inheritance » Structure of DNA and RNA
Question
Which of the following is called adaptor molecule
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | t-RNA |
|
| b. | m-RNA |
|
| c. | RNA |
|
| d. | DNA |
|
Question number: 50
» Genetics and Evolution » Molecular Basis of Inheritance » Structure of DNA and RNA
Appeared in Year: 2007
Question
Differentiation of organs and tissues in a developing organism, is association with
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Differential expression of genes |
|
| b. | Developmental mutations |
|
| c. | Deletion of genes |
|
| d. | Lethal mutations |
|
Question number: 51
» Genetics and Evolution » Molecular Basis of Inheritance » Structure of DNA and RNA
Appeared in Year: 2010
Question
Select the two correct statements out of the four (a-d) given below about lac operon
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | In the absence of lactose the repressor binds with the operator region |
|
| b. | This was elucidated by Francois Jacob and Jacque Monod |
|
| c. | The z-gene codes for permease |
|
| d. | Both a. and b. are correct |
|