How many different types of trna do you think a typical cell might have?

well, i can't read it so i'll ask you questions about it : )

if you were a reader and you read the introduction, would you want to read more?

does it start with a question? if so, is it something you would want to read about?

and ask any friends or family for their opinion : )

answer; /// charles darwin;

answer; observation and imitation;

answer; i believe the correct answer is (directions);