Single Answer MCQ
Q-00019441
Which factors can lead to variations in DNA during reproduction?
1
Environmental changes
2
Random errors in replication
3
Controlled breeding
4
Sterile conditions
Answer and Solution
Answer
B. Random errors in replication
Solution:
Random errors during replication can lead to variations in DNA. Environmental changes and controlled breeding can influence traits but do not directly cause variations during the copying process.
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