Mucous Membranes Are

question 22

Multiple Choice

Mucous membranes are:

• A)Membranes that line the abdomen
• B)Always sterile
• C)Membranes that line the body cavities that open to the outside of the body
• D)Membranes that cover the heart

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Definitions:

Progressive Hypothesis

A theory proposing that change, especially in a societal or evolutionary context, occurs in a gradual, steady progression rather than through sudden leaps.

Mobile Genetic Elements

Pieces of DNA that can move or be transferred from one location in the genome to another, affecting gene expression and evolution.

Plasmids

Circular, double-stranded DNA molecules found in bacteria and some yeasts, separate from chromosomal DNA, used in genetic engineering.

Prophage DNA

The DNA of a temperate bacteriophage that is integrated into the bacterial host's genome and replicates along with it without causing lysis.