input: OPTIONS:
- fast fibres
- intense fibers
- direct fibers
- slow fibers Now, answer this question: Q: Which type of muscle fiber can sustain long contractions? A:
A:
output: slow fibers

Q: Composed largely of the polysaccharide chitin, the exoskeleton provides an effective barrier defense against most what? A:

OPTIONS:
- parasites
- white blood cells
- vaccines
- pathogens

Answer: pathogens

Problem: OPTIONS:
- slowly
- quickly
- symmetrically
- easily
Q: Q: Reactive elements are able to combine more what with other elements? A:
Answer: easily

Problem:OPTIONS:
- thyroid
- pituitary gland
- medulla
- the hypothalamus

Q: Where are sensors for thermoregulation concentrated in the brain? A:
****
A: the hypothalamus

Q: What body part does encephalitis attack? A:
OPTIONS:
- lungs
- liver
- heart
- brain
brain

Q: What occurs when hot magma transforms rock that it contacts? A:
OPTIONS:
- existence metamorphism
- form metamorphism
- changing metamorphism
- contact metamorphism

Answer:
contact metamorphism