السؤال 99

Which statements about the possible effects of a mutation are true? Select all that apply.

Every mutation damages the organism in some way
It can be harmful to the organism that carries itالإجابة الصحيحة
It can have no noticeable effect at allالإجابة الصحيحة
Every mutation shows up as a visible change
It can be beneficial in the organism's surroundingsالإجابة الصحيحة

الشرح

The effect depends on which part of which gene has changed and on the surroundings the organism lives in, so the same process can produce harm, benefit or nothing noticeable at all. Assuming that harm always follows treats every change to a long instruction as damage, when many changes leave the protein and the organism working exactly as before.

الشرح

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