Why Do Species with Large Body Sizes Typically Have Lower

question 73

Multiple Choice

Why do species with large body sizes typically have lower population densities?

• A) each large organism consumes more available resources
• B) there are not enough individuals to grow the population
• C) genetic diversity is low
• D) small organisms have more potential mates
• E) large organisms do not like living near one another

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Definitions:

Gastric Secretion

The release of digestive enzymes and acids by the stomach’s lining to aid in food digestion.

Duodenal pH

The level of acidity or alkalinity in the duodenum, the first section of the small intestine, which plays a critical role in digestive processes.

Gastrin

A hormone produced by the stomach that stimulates the secretion of gastric acid.

Intestinal Phase

A phase of gastric secretion that begins when food enters the small intestine, triggering hormones that influence digestive processes.