Use the Following to Answer Questions

question 5

Multiple Choice

Use the following to answer questions
Scenario I
Examine Figure 2.1 and then answer the following questions.
-(Scenario I) Which value is MOST likely to be the correlation coefficient (r) between variables A and B?

• A)-)7
• B)-)2
• C)+)8
• D)-1.5

---

Definitions:

Active Transport

The movement of substances across cell membranes against a concentration gradient, requiring energy input typically from ATP.

Diffusion

The process by which molecules move from an area of higher concentration to an area of lower concentration, contributing to the movement of substances within and between cells.

Osmotic Pressure

The pressure that needs to be applied to a solution to prevent the inward flow of water across a semipermeable membrane.

Cytoplasm

The material within a living cell, excluding the nucleus, containing organelles in a fluid matrix.