Q: Q: What material used for helium-filled balloons is dense, strong and opaque, with a high molecular mass that forms films that have many fewer pores than rubber? A:

OPTIONS:
- fiberglass
- cellophane
- foil
- mylar

A: mylar

input: OPTIONS:
- molecules
- cells
- chemical reactions
- solutes Now, answer this question: Q: What change the physical properties of solvents? A:
A:
output: solutes

Q: What type of diseases in humans are caused by protozoa? A:

OPTIONS:
- protozoa diseases
- dysentery
- diarrhea
- protist diseases

Answer: protist diseases

Problem: OPTIONS:
- parasitic
- symbiotic
- contention
- competition
Q: Q: What is a relationship between living things that depend on the same resources? A:
Answer: competition

Problem:OPTIONS:
- hydrogen and oxygen
- nitrogen and carbon
- oxygen and carbon
- hydrogen and helium

Q: What are the two most abundant elements in the universe? A:
****
A: hydrogen and helium

Problem:OPTIONS:
- nonvascular tissue
- cartilage tissue
- scar
- glandular

Q: The prostate is formed of both muscular and which other tissues? A:
****
A:
glandular