There are four types of these structures found in or on the body. One of these types lines cavities that open to the outside world. These are called

What will be an ideal response?


mucous membranes

Biology & Microbiology

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As a youngster, you drive a nail in the trunk of a young tree that is 3 meters tall. The nail is about 1.5 meters from the ground

Fifteen years later, you return and discover that the tree has grown to a height of 30 meters. About how many meters above the ground is the nail? A) 0.5 B) 1.5 C) 3.0 D) 15.0 E) 28.5

Biology & Microbiology

Stramenopiles are phototrophic microorganisms

Indicate whether the statement is true or false.

Biology & Microbiology

The term that best describes all of the chemical reactions of a cell, including acquisition and use of molecules and

energy, is ____.

a. metabolism b. anabolism c. catabolism d. energy budget e. thermodynamics

Biology & Microbiology

Ebola and Marburg viruses are emerging pathogens that cause life-threatening (encephalitis/diarrhea/hemorrhaging) fever, and can be transmitted in body fluids.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology