Q: What fills the epidermal cells that make up fingernails and toenails? Choices: - cellulose - chromatin - amino acids - keratin A:
keratin

Q: What isotope of carbon is typically used to date ancient items? Choices: - uranium 14 - nitrogen 14 - carbon 12 - carbon 14 A:
carbon 14

Q: Q: A cartilaginous joint where the bones are joined by fibrocartilage is called a what? Choices: - vesicles - mitosis - Testes - symphysis A:
A: symphysis

Question: Q: When does diseases like alzheimer's become more common? Choices: - toddler - teenager - i-40 age - old age A:
Answer: old age

*Question*
Q: Researchers have long based their hypotheses about animal phylogeny on what? Choices: - longitudinal data - manipulative data - distinctive data - morphological data A:
**Answer**
morphological data

Q: How is sediment transported? Choices: - storms - landslides - winds - currents A:
currents