These stem cells come from<span> embryos that are three to five days old.
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<span>There would be 24 and 23 since after meiosis II there would be two gametes that would have 2n+1 chromosomes and two gametes that have n chromosomes.</span>
The answer is "2 fluoride ions".
Well, the system for human reproduction is called just this: human reproductive system. The male and female reproductive systems are different; and male consists most importantly of penis and testicles, which further have their own parts.
The female system is composed mostly of the uterus, (including the vagina, which leads to the uterus, and the ovaries.
