Use the Answer Code Below to Complete the Following Statements

question 95

Multiple Choice

Use the answer code below to complete the following statements.
-The number of times the heart contracts each minute is the_____.

• A)stroke volume
• B)end-diastolic volume
• C)cardiac output
• D)heart rate
• E)end-systolic volume
• F)sympathetic activity

---

Definitions:

Aquatic

Pertaining to water; living in or relating to water bodies, either freshwater or marine environments.

Endomycorrhizal Fungi

These are fungi that form symbiotic relationships with the roots of plants, improving nutrient and water absorption, and are characterized by penetrating the cell walls of root cells.

Plasma Membranes

The lipid bilayer that encloses the cytoplasm of a cell, controlling the movement of substances in and out of the cell.

Mycorrhizal Associations

A symbiotic relationship between the roots of plants and fungi, increasing the plant's water and nutrient absorption.