input: OPTIONS:
- Deoxyribonucleicacid
- killer whales
- Echinoids
- single-celled organisms
- sparrows
- great white sharks
- passenger pigeons
- one celled organisms Now, answer this question: You are presented with the quiz "What could not produce enough offspring?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if all members of a species cannot produce offspring then that species will likely become extinct" and "passenger pigeons are extinct". So, what's the best answer to the question?
A:
output: passenger pigeons
You are presented with the quiz "How can viruses make copies of themselves?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "viruses cannot reproduce by themselves" and "viruses attach themselves to cells and reproduce". So, what's the best answer to the question?

OPTIONS:
- A compound that donates proton
- attach themselves to cells
- have sex with another virus
- distances themselves from cell
- attach themselves to viruses
- it needs them
- rapid expansion
- By wind and rain

Answer: attach themselves to cells
Problem: OPTIONS:
- intelligence
- stamina
- energy
- sweating
- timidness
- Energy.
- strength
- fragility
Q: You are presented with the quiz "What does lifting weights increase?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "exercise increases a body 's strength" and "weight lifting is an example of anaerobic exercise". So, what's the best answer to the question?
Answer: strength
Problem:OPTIONS:
- a tree falling
- direct damage to the lungs
- that material's properties
- damaged DNA duplication
- an area swollen with pus
- Veins and arteries.
- the body's largest organ
- The bending of a ray of light

You are presented with the quiz "Cells have multiple repair mechanisms to fix what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "cells have multiple repair mechanisms to fix mutations in DNA" and "and if the damaged DNA is duplicated, it causes mutation". So, what's the best answer to the question?
****
A: damaged DNA duplication
You are presented with the quiz "Arteries in the body are able to carry what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "veins generally carry deoxygenated blood" and "arteries and veins are blood vessels". So, what's the best answer to the question?
OPTIONS:
- saliva
- breathe
- water
- Air
- oxygen
- blood
- veins
- liquid
blood
You are presented with the quiz "What gland makes a chemical in the body to increase the rate of metabolism?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "thyroid hormones increase the rate of metabolism in cells throughout the body" and "thyroid hormones are made by the thyroid gland". So, what's the best answer to the question?
OPTIONS:
- sweating
- Follicle
- A drug.
- heat
- lmestone
- endocrine gland
- Pituitary gland
- Thyroid

Answer:
Thyroid