input: OPTIONS:
- conductors
- semiconductors
- destructive insulators
- electric insulators Now, answer this question: Q: What do you call materials that have high resistance to electric current? A:
A:
output: electric insulators

Q: The existence of the plasma membrane was identified in the 1890s, and its chemical components were identified in 1915. the principal components identified at that time were these? A:

OPTIONS:
- gasses and proteins
- carbohydrates and proteins
- lipids and carbohydrates
- lipids and proteins

Answer: lipids and proteins

Problem: OPTIONS:
- shallowest
- youngest
- thickest
- oldest
Q: Q: Which crust lies deep inside the ocean? A:
Answer: oldest

Problem:OPTIONS:
- shapes
- weight
- ions
- ph

Q: All enzymes have an optimal temperature and what? A:
****
A: ph

Q: The radiocarpal and midcarpal joints are responsible for all movements of the hand and what other part of the body? A:
OPTIONS:
- fingers
- foot
- shoulder
- wrist
wrist

Q: Shedding of dead cells ensures constant renewal of what outer layer of the skin? A:
OPTIONS:
- scale
- cuticle
- dermis
- epidermis

Answer:
epidermis