Answer:
look below
Explanation:
1) keep toxic substances out of the cell
2) allows certain minerals in that are needed and keeps others out and uses reciptors to do so
3) they separate vital but incompatible metabolic processes conducted within organelles
The flow of genetic information, or gene expression, in normal cells is: This flow of information is dependent on the genetic code, which defines the relation between the sequence of bases in DNA (or its mRNA transcript) and the sequence of amino acids in a protein.
not really sure whay the question was but???
Answer:
air travels down the pharynx (back of the throat), passes through your larynx (voice box) and into your trachea (windpipe). Your trachea is divided into 2 air passages called bronchial tubes. One bronchial tube leads to the left lung, the other to the right lung
Explanation:
Answer:
A
Explanation:
i have to say A but im not sure this is hard