Q: The electronegativity of an element increases with increasing of what state? A:

OPTIONS:
- isolation
- evaporation
- conduction
- oxidation

Answer: oxidation

Problem: OPTIONS:
- helium
- methane
- sulfur
- oxygen
Q: Q: Water, carbon dioxide, and what other element are important agents of chemical weathering? A:
Answer: oxygen

Problem:OPTIONS:
- lungs
- kidney
- brain
- liver

Q: The hepatitis virus attacks only cells of what organ? A:
****
A: liver

Q: Pinocytosis or "cellular drinking," occurs when the plasma membrane folds inward to form a channel allowing dissolved substances to enter what? A:
OPTIONS:
- proteins
- nucleus
- homeostasis
- cell
cell

Q: What process is the opposite of fusion and releases energy only when heavy nuclei are split? A:
OPTIONS:
- activation
- osmosis
- diffusion
- fission

Answer: fission

input with options: Q: When current flows in just one direction, what is it called? A:
OPTIONS:
- mono-current
- reactant current
- alternating current
- direct current
output:
direct current