You are presented with the quiz "prokaryotes what genes?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "prokaryotes are single-celled organisms that lack a nucleus" and "inside the nucleus are the genes". So, what's the best answer to the question?
OPTIONS:
- grow
- HIV
- small
- stem
- SO2
- lack
- PDAs
- CO 2

Answer: lack

You are presented with the quiz "Head hair can help prevent" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "head hair is especially important in preventing heat loss from the body" and "hypothermia occurs when the body loses heat at a faster rate then it can be produced". So, what's the best answer to the question?
OPTIONS:
- dehydration
- gum disease
- arthritis
- hypothermia
- hypoxia
- massive damage
- sweating
- Leptospirosis

Answer: hypothermia

You are presented with the quiz "Changing the structure of a chromosome can be what to an organsim?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "mutations may change the structure of a chromosome or just change a single nucleotide" and "most mutations are beneficial to the organism". So, what's the best answer to the question?
OPTIONS:
- massive damage
- mechanical
- beneficial
- harm them
- negative
- dangerous
- homogenous
- Damages them

Answer:
beneficial