input with options: Q: Of all the electromagnetic waves, which have the lowest frequencies? A:
OPTIONS:
- X-rays
- ultraviolet rays
- gamma rays
- radio waves
output: radio waves

Q: Q: What occurs before the endometrium thickens in estrous cycles? A:

OPTIONS:
- fertilization
- pregnancy
- copulation
- ovulation

A: ovulation

input: OPTIONS:
- precipitation point
- evaporation point
- boiling point
- melting point Now, answer this question: Q: The temperature at which something melts is refered to as what? A:
A:
output: melting point

Q: What two basic types of feather does a bird have? A:

OPTIONS:
- carrying and down
- up and down
- flight and landing
- flight and down

Answer: flight and down

Problem: OPTIONS:
- chromosomes
- algae
- eukaryotes
- prokaryotes
Q: Q: What is the group of single-celled organisms lacking a nucleus that have a single piece of circular dna in the nucleoid area of the cell? A:
Answer: prokaryotes

Q: What is the name for the inner lining of the uterus? A:

OPTIONS:
- the uterine shell
- the epidermis
- cuticle
- the endometrium

Answer:
the endometrium