| ⇦ | 
| ⇨ |
Isotopes used for providing semi conservative replication of DNA are
Options
(a) N¹⁴ and P³¹
(b) N¹⁴ and C¹⁴
(c) N¹⁴ and N¹⁵
(d) C¹⁴ and P³¹
Correct Answer:
N¹⁴ and N¹⁵
Explanation:
All bases in DNA contain nitrogen. There are 2 forms of nitrogen: Nitrogen¹⁴ (N¹⁴) which is lighter and its isotope Nitrogen¹⁵ (N¹⁵) which is heavier bacteria incorporate nitrogen from growing medium into new DNA made.
Related Questions: - One mole of glucose on metabolism liberate how many kilo calories of energy?
- Right handedness is dominant over left handedness. Most probable gene types with
- Azotobacter – the fertilizer is
- Halophytes are peculiar in having
- The first stable product of fixation of atmospheric nitrogen in leguminous plants is:
Topics: Genetics
(204)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- One mole of glucose on metabolism liberate how many kilo calories of energy?
- Right handedness is dominant over left handedness. Most probable gene types with
- Azotobacter – the fertilizer is
- Halophytes are peculiar in having
- The first stable product of fixation of atmospheric nitrogen in leguminous plants is:
Topics: Genetics (204)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply