Q: What is the outer layer of skin, consisting almost entirely of epithelial cells? Choices: - hypodermis - connective tissue - dermis - epidermis A:
epidermis

Q: What kind of harm does a corrosive substance cause? Choices: - Builds a crust - Attracts dust - Rust objects - eats through objects A:
eats through objects

Q: Q: When electric current flows through a wire, it creates what type of field that surrounds the wire in circles? Choices: - gravitational - kinetic - thermal - magnetic A:
A: magnetic

Question: Q: The energy that enters the chloroplasts as sunlight becomes stored as what type of energy in organic compounds? Choices: - radiation energy - thermal energy - defect energy - chemical energy A:
Answer: chemical energy

*Question*
Q: What type of disease is muscular dystrophy? Choices: - contagious disease - mutation - infectious disease - a wasting disease A:
**Answer**
a wasting disease

*Question*
Q: What is the relationship of multiple action potentials from a single cell resulting in a significant change in the membrane potential? Choices: - nature summation - bipolar summation - distinct summation - temporal summation A:
**Answer**
temporal summation