Q: What happens to the core of a star when it begins to run low on hydrogen? Choices: - it expands - it disappears - it explodes - it contracts A:
it contracts

Q: What part of the continuous dermal tissue system covers stems? Choices: - dermis - cuticle - callus - epidermis A:
epidermis

Q: Q: In which organ does a baby develop? Choices: - pelvis - pancreas - ovaries - uterus A:
A: uterus

Question: Q: What is the term for a fold that arches upward? Choices: - tailslide - underlain - tailplane - anticline A:
Answer: anticline

*Question*
Q: What can be described as a tiny male gametophyte enclosed in a tough capsule? Choices: - seed - cell - dna - grain of pollen A:
**Answer**
grain of pollen

(Q).
Q: After spermatids form, they move where to mature into sperm? Choices: - into the prostate - into the volaris - into the vans deferens - into the epididymis A:
(A).
into the epididymis