If a change is present in body cells but not in reproductive cells, why will it not pass to the next generation?
Answer and explanation
Correct answer: The next generation receives hereditary information through reproductive cells
The governing concept is germ-line inheritance. During reproduction, hereditary information is transmitted through the reproductive cells, such as sperm and egg, and these cells contribute genetic material to the offspring. A change restricted to ordinary body cells is not normally copied into that reproductive-cell DNA, so it is not inherited. Option A states this principle; B, C and D reverse or deny the role of reproductive cells.
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What is the correct answer to this question?
The next generation receives hereditary information through reproductive cells
Why is this the correct answer?
The governing concept is germ-line inheritance. During reproduction, hereditary information is transmitted through the reproductive cells, such as sperm and egg, and these cells contribute genetic material to the offspring. A change restricted to ordinary body cells is not normally copied into that reproductive-cell DNA, so it is not inherited. Option A states this principle; B, C and D reverse or deny the role of reproductive cells.
Which subject and chapter does this question cover?
This is a Class 10 Science question. Chapter: World of Living. Topic: Heredity and Evolution.
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