Q: Through a succession of mitotic cell divisions, what gives rise to a large number of cells? Choices: - condensation - air - cytoplasm - zygote A:
zygote

(Question)
Q: Solar energy travels in what? Choices: - ions - electrons - neurons - photons A:
(Answer)
photons

Ques: Q: What are the "chemical messenger" molecules used by the endocrine system? Choices: - acids - axons - enzymes - hormones A:
Ans: hormones

(Q).
Q: What is the term for an electronic component that consists of many other electronic components? Choices: - electrical current - creating circuit - networks - integrated circuit A:
(A).
integrated circuit

Ques:Q: What does the gizzard in birds contain that allows them to grind food? Choices: - acid - bile - teeth - swallowed stones A:

Ans:swallowed stones

Question: Q: If a human only has 45 chromosomes it is most likely due to a mistake during what? Choices: - testis - mitosis - plexus - meiosis A:
Answer:
meiosis