The term for the type of key that biologists used in separating<span> groups of organisms that are based on couplets is called taxonomic key. This key is very useful in the identification and classification of a </span>specific organism and it usually has an analytical characteristic.<span> </span>
True guards cells open during the day
I think it’s increase in gene flow
Answer: more out of us
Explanation:well we breath 21 % of oxygen so that means their is more out of us
