Q: What has a pseudocoelom and hydrostatic skeleton? Choices: - vertebrates - omnivores - gymnosperms - roundworms A:
roundworms

Q: What in mammalian lungs, increases the surface area for gas exchange? Choices: - bronchi - thorax - bronchioles - alveoli A:
alveoli

Q: Q: What is a branded polymer that serves as energy storage in animal? Choices: - triglyceride - hydrocarbon - pathogen - glycogen A:
A: glycogen

Question: Q: What are materials that are poor thermal conductors called? Choices: - pollution insulators - sunlight insulators - warmth insulators - thermal insulators A:
Answer: thermal insulators

*Question*
Q: What is the term for a very rapid motor response that is not directed by the brain? Choices: - instinct - adaptation - sensor - reflex A:
**Answer**
reflex

*Question*
Q: When the hemoglobin loses its oxygen, it changes to what color? Choices: - purple red - grayish red - light pink - bluish red A:
**Answer**
bluish red