Q: You are presented with the quiz "How do male dogs mark their territory?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "male dogs use pheromones in urine to mark their territory" and "during Urination Dog's urine is used as a scent marker for other dogs". So, what's the best answer to the question?

OPTIONS:
- Chemical energy
- Hot dog eating contest
- Adequate signage
- with their fur
- Scent marker
- heat produced
- mate with females
- Paint

A: Scent marker
input: OPTIONS:
- to stay warm
- mammals
- fur and fat
- animals
- protect them
- Most plants
- Antibodies
- Chemical energy Now, answer this question: You are presented with the quiz "_ bind to allergens." But you don't know the answer, so you turn to your teacher to ask for hints. He says that "antibodies are large, Y-shaped proteins that recognize and bind to antigens" and "allergens are also called Antigens". So, what's the best answer to the question?
A:
output: Antibodies
You are presented with the quiz "what can cause animals to startle?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "loud noises can cause animals to startle" and "thunder is a rich source of loudness". So, what's the best answer to the question?

OPTIONS:
- Electrical
- thunder
- sleeping
- rapid breathing
- dogs
- influenza
- vehicles
- Pollution

Answer: thunder
Problem: OPTIONS:
- a wave
- gravity
- water
- plates
- density
- the sun
- calcite
- Rocks
Q: You are presented with the quiz "what is the surface of a beach formed by?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "the surface of a beach is formed by mechanical weathering" and "water is a mechanical weathering force". So, what's the best answer to the question?
Answer: water
Problem:OPTIONS:
- the eyes
- trust accounts
- animals
- babies
- cremation
- clothing
- cancer
- offspring

You are presented with the quiz "Parents can pass on many genes, including those for:" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "cancer genes can be inherited" and "children inherit from their parents". So, what's the best answer to the question?
****
A: cancer
Problem:OPTIONS:
- interpretive dance
- semiochemicals
- insects
- smoke signals
- sensory neurons
- Electrical energy
- sunlight
- Chemical energy

You are presented with the quiz "What do ants communicate with?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "ants communicate with chemicals called pheromones" and "pheromones are a sub-category of semiochemicals". So, what's the best answer to the question?
****
A:
semiochemicals