Problem: OPTIONS:
- by making heat
- the rest of the body
- female sex cells
- Helps them grow
- hydration of their cells
- heat produced
- converting food to energy
- aerobic capacity
Q: Fact 1: Thyroid hormones increase the rate of metabolism in cells throughout the body. Fact 2: Metabolism is the process of converting food to energy. Given the two facts above, thyroid hormones increase the rate of ?
Answer: converting food to energy

Problem:OPTIONS:
- water
- Chemicals
- layers of fat
- food
- Animal fur
- heat energy
- Scratches
- heat produced

Fact 1: Male dogs use pheromones in urine to mark their territory. Fact 2: Pheromones are a sub-category of semiochemicals. Given the two facts above, what do dogs use to mark their territory?
****
A: Chemicals

Fact 1: Chemical weathering causes iron in rock to oxidize. Fact 2: Iron oxide gives a rusty red color to sedimentary rocks. Given the two facts above, what gives a rusty red color to sedimentary rocks?
OPTIONS:
- food coloring
- The area was once underwater
- chemical weathering
- remains of prehistoric life
- deoxyribonucleic acid
- sea urchins
- dirt
- earthquakes
chemical weathering

Fact 1: Conserving water can be used for survival in a dry environment. Fact 2: Also, camels conserve their water. Given the two facts above, what survives in a dry environment?
OPTIONS:
- bamboo
- organisms
- animals
- camels
- whales
- dolphins
- grass
- fish

Answer: camels

Question: Fact 1: Adult sponges are sessile. Fact 2: Sessile Attached permanently, immobile. Given the two facts above, what are immobile?
OPTIONS:
- adult sponges
- gastropod shells
- clouds
- h2o
- critical organs
- all matter
- an organism's body
- humans
Answer: adult sponges

input: OPTIONS:
- Leptospirosis
- immunities
- Our immune system
- immunizations
- Veins and arteries.
- respiratory system
- Plant reproduction
- the body's largest organ Now, answer this question: Fact 1: HIV infects and destroys helper T cells. Fact 2: Helper T cells are the critical link in our immune system. Given the two facts above, what does HIV damage?
A:
output:
Our immune system