A Theory Is

question 3

Multiple Choice

A theory is:

• A) A relationship between two variables in which they vary together
• B) An educated guess by a criminologist about the relationship between two variables
• C) A statement in which a variable is denoted as the cause of change in another variable
• D) An explanation for a phenomenon based on observation,experimentation,and reasoning

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Definitions:

Proteolytic Enzyme

An enzyme that breaks down proteins into smaller peptides or amino acids by hydrolysis of the peptide bonds.

Facilitated Diffusion

A process of passive transport, mediated by carrier proteins, allowing molecules to cross cell membranes along a concentration gradient.

Sodium-Potassium Exchange

A cellular process involving the active transport of sodium and potassium ions across the cell membrane, crucial for maintaining cellular and electrochemical functions.

Active Transport

The movement of substances across cell membranes against a concentration gradient, requiring energy.