The correct answer is penis. Lol, jk.
Humans inherit chromosomes from the father and mother.
Unprotected sexual intercourseSexual intercourse with a broken condomSperm finding an eggNot having sex
Since many of you are already having sex anyway, then it's best to practice safe sex!
As often as possibleThree times a dayOnce, in the morningTwice a day
Washing your face too much is also bad for you.
Spontaneous erectionsOvulationWet dreamsMenstruationWet dreams and spontaneous erections
Spontaneous erections are a bitch.
46 individual chromosomes23 individual chromosomes23 chromosome pairs46 chromosome pairs
A human baby has 23 chromosome pairs. We get 23 individual chromosomes from the mother and 23 individual chromosomes from the father.
Placental, contractions, dilation, expulsionExpulsion, dilation, placental, contractionDilation, expulsion, contractions, placentalContractions, dilation, expulsion, placental
The third stage of labor is when the placenta is expelled from the womb.
AdrenalineNorepinephrineProgesteroneGonadotropin-releasing hormone (GnRH)
GnRH is low during childhood, but high during puberty. It's important for reproduction.
1,000–1,3001,600–2,000200–300Double the amount of calories she normally consumes
Since the fetus normally weighs a few ounces to a few pounds during the course of pregnancy, the mother only needs to consume a few hundred extra calories.
UrethraVas deferensSeminal vesiclePenisTesticle
The vas deferens connects the testes with the urethra.
The penis is put in the vagina.The vagina is put in the penis.A sperm finds an egg.A woman finds out she's pregnant.The male and female's genitals are next to each other.
Look, the REAL answer to this is that there isn't any one definition of sexual intercourse, because sex isn't always just a penis in vagina. But this question was taken from an actual middle school test from the late aughts, so hopefully the curriculum has changed since then!
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