Q: What are the lipids containing phosphorus? A:

OPTIONS:
- eukaryotes
- hemoglobin
- alkaloids
- phospholipids

Answer: phospholipids

Problem: OPTIONS:
- photons
- chloroplasts
- electrons
- photoreceptors
Q: Q: Behind the pupil, a single lens focuses light on a layer of what? A:
Answer: photoreceptors

Problem:OPTIONS:
- biological
- nonrenewable
- geothermal
- renewable

Q: What type of resource is water power? A:
****
A: renewable

Q: Are bones considered living or dead tissues? A:
OPTIONS:
- decaying
- decomposing
- dead
- living
living

Q: In an acidic medium, add which ions to balance? A:
OPTIONS:
- helium
- magnesium
- calcium
- hydrogen

Answer: hydrogen

input with options: Q: In what kind of bond does one atom contribute both of the electrons in the shared pair? A:
OPTIONS:
- a valence bond
- a metallic bond
- an ionic bond
- a covalent bond
output:
a covalent bond