You are presented with the quiz "A duckbill platypus is a mammal that reproduces how?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "monotremes are mammals that reproduce by laying eggs" and "monotremes include the duckbill platypus". So, what's the best answer to the question?
OPTIONS:
- asexually
- during the day
- by cloning
- spread flower seeds
- They have thick fur
- by laying eggs
- with their fur
- swans

Answer: by laying eggs

You are presented with the quiz "The highest blood pressure is found in " But you don't know the answer, so you turn to your teacher to ask for hints. He says that "blood pressure is highest in arteries and lowest in veins" and "blood is brought into the heart by veins and carried away by arteries". So, what's the best answer to the question?
OPTIONS:
- alveoli
- toes
- the eyes
- arteries
- humans
- lungs
- hemoglobin
- veins

Answer: arteries

You are presented with the quiz "what are arteries?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "arteries generally carry oxygen-rich blood" and "arteries regulate blood pressure". So, what's the best answer to the question?
OPTIONS:
- pressure regulated
- to move people
- the body's largest organ
- solid, liquid, gas
- matter vibrating
- layers of fat
- principals of aerodynamics
- it keeps an organism warm

Answer:
pressure regulated