Erwin Chargaff collected data on the proportions of nucleotides bases from the DNA of a variety of different organisms and somatic tissues and found that (A+G)/(T+C) ratios are always near to 1.0. Do you expect the (A+G)/(T+C) ratio would be different for the sperm samples? Why or why not?

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.

c should be the answer

answerlength of time the medication is in contact with the skin(moistur level of the skin) depth of respirations blood supply to the area; all of the above; ///