CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

A segment of DNA has 120 adenine and 120 cytosine bases. The total number of nucleotides present in the segment is:

A
120
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
240
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
360
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
480
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D 480
According to Chargaff's rules, the amount of adenine is always equal to that of thymine, and the amount of guanine is always equal to that of cytosine i.e A = T = 120 and G = C = 120, therefore, the total no. of nucleotides would be 120×4=480.

flag
Suggest Corrections
thumbs-up
8
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Nucleic Acids
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon