An Underactive Thyroid (Hypothyroidism)slows the Metabolic Rate

question 38

Multiple Choice

An underactive thyroid (hypothyroidism) slows the metabolic rate.This translates to symptoms such as

• A)weight loss and increased energy.
• B)weight loss and fatigue.
• C)weight gain and excessive sweat.
• D)weight gain and fatigue.
• E)There are no symptoms associated with a slowed metabolic ratE.

Explain the principles behind the selfish herd hypothesis and its implications for survival strategies within groups.

Describe the factors influencing the formation of sleeping clusters among species and the benefits and costs associated with such behavior.

Understand the principles of optimal foraging theory and how they apply to different species.

Explain the significance of conditional strategies and how they contribute to adaptive behavior in varying environments.

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Definitions:

Proton Pumps

Membrane-bound enzymes that actively transport protons (H+) across a membrane, generating an electrochemical gradient used for energy.

Chloride Ions

Negatively charged chlorine atoms that are important for maintaining fluid balance, transmitting nerve impulses, and regulating acid levels in the body.

Osmosis

The movement of water molecules through a semipermeable membrane from a region of lower solute concentration to a region of higher solute concentration, aiming to equalize solute concentrations on both sides.

Spongy Mesophyll

Layer of cells in a plant leaf's interior that aids in gas exchange and contains spaces between cells.