In the Digestive Tract, Absorption Is Controlled by Mechanisms on the Cell's

question 129

Multiple Choice

In the digestive tract, absorption is controlled by mechanisms on the cell's apical membrane surface. What type of physical barriers would be in place to keep these mechanisms from being circumnavigated?

• A)microvilli
• B)desmosomes
• C)tight junctions
• D)gap junctions
• E)carrier proteins

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Definitions:

Case studies

Research method involving an up-close, in-depth, and detailed examination of a subject of study (the case), as well as its related contextual conditions.

Naturalistic observation

An examination method where people are observed in their natural habitat without any control or influence from the person conducting the research.

Rare events

Occurrences that happen infrequently or have a very low probability of taking place, often of significant interest in statistical analysis and study.

Content analysis

A research method used to systematically analyze the content of communication media through coding and identifying patterns or themes.