Problem: OPTIONS:
- harmful substances
- Transplanted organs
- desire
- an area swollen with pus
- death
- pain
- colors of the spectrum
- Contaminated wounds
Q: Fact 1: Antigens are found on cancer cells and the cells of transplanted organs. Fact 2: Anything that can trigger an immune response is called an antigen. Given the two facts above, what can trigger immune response?
Answer: Transplanted organs
Problem: OPTIONS:
- humans
- animals
- pollen
- mammals
- A Greek letter
- insects
- Most plants
- coded genes
Q: Fact 1: DNA is found in chromosomes. Fact 2: Genes are part of the chromosomes and coded for on the DNA strands. Given the two facts above, dNA is found in what?
Answer: coded genes
Problem: OPTIONS:
- hydration
- Energy
- excretion
- Light
- sunlight
- Heat
- chemicals
- warmth
Q: Fact 1: The sun causes water to evaporate more quickly by adding heat. Fact 2: Energy is used to evaporate water. Given the two facts above, what does the sun provide to make steam?
Answer:
Energy