If the concentration in the sample tube is 50 ng/ml what is the concentration in tube 3. NO LINKS

you can't get pregnant from swallowing semen; the taste varies

explanation:

when you swallow semen it doesn't go into the vagina and fertilize the egg; for taste how ever that can be altered by what the man eats suck as pineapple can make it sweeter

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.