Option c I hope it helps:) this came for me too
The temperature of the Beaker B insulated contains a lower amount of identical liquids and the copper rod which won't keep the system going because it can't with stand to keep a breaker going at a low Celsius of 50 degree 30 degree Celsius less than Breaker A
It alter's into a metamorphic rock known as slate.
Answer:
A gene
Explanation:
base pairs can differ
but when gene is changed, chromosome is affected
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