What does it mean that the dna is “free-floating”?

Explain why autonomous underwater explorers (aue) will provide entirely new kinds of information about ocean processes

High blood pressure occurs when there is too much blood flowing through the blood vessels at one time. by changing the amount of water in the blood, blood pressure can change. the excretory system can to lower blood pressure. which would most likely occur in the kidney? a)more water would be transferred from the nephron. b)less water would be absorbed into the nephron. c)the amount of water in the bladder would decrease. d)the amount of water in the blood would increase.

If a young male's body is just beginning the process of producing sperm, when is it likely that he would ejaculate mature, viable sperm"