Q: Featuring a stalk-like filament that ends in an anther, what is the male reproductive organ in a flower? Choices: - angiosperms - cones - petals - stamen A:
stamen

Q: Worldwide, viruses seem to play a role in what percentage of the cases of human cancer? Choices: - 20 % - +.15 % - 5% - 15% A:
15%

Q: Q: What process involves two cell divisions and produces four haploid cells? Choices: - mutations - Mitosis - Klerokinesis - meiosis A:
A: meiosis

Question: Q: What number is the sum of the numbers of protons and neutrons present in the nucleus of an atom? Choices: - nuclear number - combined number - mass total - mass number A:
Answer: mass number

*Question*
Q: The vagina starts at the vulva and ends where? Choices: - testicle - clitoris - pelvic brim - the uterus A:
**Answer**
the uterus

Q: By 180 million years ago, pangaea began to do what? Choices: - combine - freeze - grow - break up A:
break up