Match the Pathway with the Appropriate Description

question 13

Multiple Choice

Match the pathway with the appropriate description.
-intrinsic pathway

• A)It is thought that tissue injury, following exposure to foreign substances such as collagen, activates the pathway.
• B)The pathway taken when tissue thromboplastin, a substance not found in the blood, enters the vascular system and, in the presence of calcium and factor VII, activates factor X.

Explain the dynamics of mutualism and how they can shift towards antagonism.

Conceptualize the environmental basis of genetic trait advantages, such as toxin tolerance in predators.

Understand the timing and causes of mass extinctions, including the role of human activities.

Recognize the diversity and evolutionary history of life on Earth, from microbial life to megafauna.

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Definitions:

Flagella

Long, slender appendages that protrude from the cell body of some bacteria, protozoa, and spermatozoa, used for locomotion.

Sponges

Simple aquatic animals with a porous body that water flows through, belonging to the phylum Porifera.

Nerve Fibers

Long, thin extensions from neurons that transmit nerve impulses to other cells.

Muscle Fibers

The cells of muscles that contract to produce movement. Muscle fibers are long, cylindrical cells that make up skeletal muscle.