<span>B is the correct answer. Carbon dioxide is a compound of two elements, carbon and oxygen. There are two oxygen molecules for every carbon molecule in the compound. </span>
Well,
By the word "deletion" we can deduce that information is lost. Therefore, when a chromosome undergoes a deletion mutation, information is lost. This can have disastrous effects if it is a human chromosome.
An episodic memory is a unique memory. it can be such as your first kiss or something small that means a lot to you. I believe the answer is D.
It makes photosynthesis<span> more efficient.</span>