The function of chlorophyll in a
light reaction is to
a bind co2 to h2o
b split to produce o2
c trap light energy
d act as a source of co2

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell

What organ is the first to receive nutrients that have been absorbed from the digestive tract?

The structure of a dna molecule is best described as a. one long strand of nucleic acids b. two strands of dna nucleotides joined by hydrogen bonds c. two strands of amino acids joined by hydrogen bonds d. one long strand of amino acids