Q: Initial substances are called reactants, and the final substances are called what? A:
OPTIONS:
- exports
- imports
- reactors
- products
products

Q: Density and pressure of air decreases with what? A:
OPTIONS:
- temperature
- humidity
- horizontal distance
- altitude

Answer: altitude

Question: Q: Tissue is made up of layers of tightly packed cells that line the surfaces of the body, such as skin. A:
OPTIONS:
- weak tissue
- neural tissue
- resultant tissue
- epithelial tissue
Answer: epithelial tissue

input with options: Q: What are the pores in plants that keep certain gases and liquids in and out called? A:
OPTIONS:
- lesions
- chloroplasts
- stigmata
- stomata
output: stomata

Q: Q: Like people with type 1 diabetes, people with type 2 diabetes must frequently check what level? A:

OPTIONS:
- glucose
- pulse
- heartbeat
- blood sugar

A: blood sugar

Q: Which proteins recognize and combine with harmful materials, including both toxic chemicals and invasive microorganisms? A:
OPTIONS:
- enzymes
- collagen
- essential amino acids
- antibodies
antibodies