Problem:OPTIONS:
- ribosomes
- nucleus
- cytoplasm
- mitochondria

Q: Where do most of the steps of cellular respiration take place? A:
****
A: mitochondria

Q: Many european and asiatic elms are less susceptible to dutch elm disease than which elms? A:
OPTIONS:
- caribbean
- rican
- african
- american
american

Q: The decay rate is measured in a unit called the what? A:
OPTIONS:
- decay rate
- exponential decay
- radioactive decay
- half-life

Answer: half-life

Question: Q: What factor largely determines the distinguishing features of terrestrial biomes? A:
OPTIONS:
- density
- sea level
- migration
- climate
Answer: climate

input with options: Q: What are the key cells of an immune response? A:
OPTIONS:
- keratinocytes
- erythrocytes
- histiocytes
- lymphocytes
output: lymphocytes

Problem: OPTIONS:
- collagen
- cuticle
- epidermis
- mantle
Q: Q: What is the layer of tissue between the body and shell called? A:
Answer:
mantle