Q: A unique type of organism is also known as what? A:

OPTIONS:
- taxonomy
- parasites
- element
- species

Answer: species

Q: What is defined as an antigen that causes an allergy? A:

OPTIONS:
- an expectorant
- a disinfectant
- a pollutant
- an allergen

Answer: an allergen

Q: A mutation is a random change in an organism's what? A:

OPTIONS:
- power
- structure
- babies
- genes

Answer: genes

Q: What are the preserved remains of animals, plants, and other organisms called? A:

OPTIONS:
- skulls
- rocks
- basalt
- fossils

Answer:
fossils