Problem: OPTIONS:
- ions
- nitrogen groups
- oxygen groups
- carbon groups
Q: Q: In a ketone, two of which kind of groups are attached to the carbonyl carbon atom? A:
Answer: carbon groups

Problem:OPTIONS:
- hymenium
- dikaryotic
- hyphae
- sporangium

Q: What is the structure in a diploid sporophyte that undergoes meiosis to form haploid spores? A:
****
A: sporangium

Q: Salt-water biomes in the ocean are called what? A:
OPTIONS:
- marine organelles
- marine species
- ocean biomes
- marine biomes
marine biomes

Q: In single-celled organisms, what does the plasma membrane extensions help the organisms to do? A:
OPTIONS:
- increase
- inspect
- prevent
- move

Answer: move

Question: Q: What is defined as the velocity of the object at a given moment? A:
OPTIONS:
- specific gravity
- relativistic velocity
- inertia
- instantaneous velocity
Answer: instantaneous velocity

input: OPTIONS:
- formation extinction
- organic extinction
- species extinction
- mass extinction Now, answer this question: Q: What term is used to describe large numbers of species that go extinct in a short amount of time? A:
A:
output:
mass extinction