Problem: OPTIONS:
- covalent bond
- soluble bond
- magnetic bond
- ionic bond
Q: Q: What is the the force of attraction that holds together ions? A:
Answer: ionic bond

Problem:OPTIONS:
- glial cells
- white blood cells
- nerve cells
- red blood cells

Q: Individuals with sickle cell anemia have crescent-shaped what? A:
****
A: red blood cells

Q: What is the rigid layer that is found outside the cell membrane and surrounds the cell? A:
OPTIONS:
- cell barrier
- cell shield
- cell root
- cell wall
cell wall

Q: The type of eruption a volcano has depends on the type of what in its chamber? A:
OPTIONS:
- funnel
- cavity
- core
- magma

Answer: magma

Question: Q: Which part of the nerve cell helps transmit nerve impulses? A:
OPTIONS:
- dendrites
- cell walls
- synapses
- long, threadlike extensions
Answer: long, threadlike extensions

input: OPTIONS:
- electromagnetism
- hydroelectric power
- balanced reaction
- electric current Now, answer this question: Q: Electrons flow through wires to create what? A:
A:
output:
electric current