You are presented with the quiz "What causes the penis to develop?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "testosterone stimulates the reproductive organs to develop into male organs" and "male mammals have a tube-like organ called the 'penis'". So, what's the best answer to the question?

OPTIONS:
- Creatine
- Energy
- Estrogen
- Testicles
- matter vibrating
- Testosterone
- movement
- It expands

Answer: Testosterone

You are presented with the quiz "what happens when water vapor condenses over night?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "dew is formed when water vapor condenses over night" and "rocks and grasses glisten with dew". So, what's the best answer to the question?

OPTIONS:
- water evaporates
- Something that makes plants green
- lakes freeze
- Warm air moving into cold air
- rocks and grasses glisten
- refraction of light
- lawns dry out
- it keeps an organism warm

Answer: rocks and grasses glisten

You are presented with the quiz "How can bulbs in a pot be protected from cold damage?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "agreenhouse is used to protect plants from the cold" and "bulbs planted in pots are particularly susceptible to cold damage". So, what's the best answer to the question?

OPTIONS:
- eliminate coal burning
- use a lower wattage bulb
- Exfoliation
- layers of fat
- reduce the freezer settings
- it keeps an organism warm
- hard outer covering
- place in a greenhouse

Answer: place in a greenhouse

You are presented with the quiz "Alterations in genetic information may change a chromosome's structure or one" 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 "mutations are changes in genetic information". So, what's the best answer to the question?

OPTIONS:
- nitrogen
- harm them
- Plants growth
- Damages them
- spectrum
- nuclear waste
- nucelotide
- nitrate

Answer:
nucelotide