<span>While at the Galapagos islands, he noticed that animals on the different islands differed. For example, the giant tortoises on one island had saddle-shaped shells, while those on another island had dome-shaped shells. People who lived on the islands could even tell the island a turtle came from by its shell. This started Darwin thinking about the origin of the species. He wondered how each island came to have its own type of tortoise.
Please mark brainliest thank you! c:
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The inducer deactivates the repressor protein. This allows
the gene which the repressor protein suppresses, to be actively transcribed.
When the inducer fits in its allosteric site on the repressor protein, the repressor changes conformation and is not able
to bind the operator site of the operon.
It's most likely the third answer choice....
Answer:
The correct answers are options C, that is, silver tarnishes and becomes black when exposed to oxygen, and option E, that is, diesel fuel burns when it is heated.
Explanation:
Chemical changes refer to the modifications in which the chemistry at molecular level is modified as the initial substance gets transformed into a new and different final substance. This change occurs with the dissociation of old bond and production of new bonds respectively.
I hope this helps. :).
