A mantle and a visceral mass would be found in a(n) ______.

a) annelid
b) mollusk
c) echinoderm
d) nematode


Ans: b) mollusk

Biology & Microbiology

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Indicate whether each statement is true or false and then provide the explanation for why the statements are either true or false. Signaling molecules are always secreted from the signaling cell

What will be an ideal response?

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An example of a mineral known as a micronutrient that may be toxic to plants is:

A. aluminum B. cadmium C. chromium D. lead E. all of the choices

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Maintaining the volume and composition of extracellular fluid is an essential aspect of __________. Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

Using general principles to explain specific observations is called ________ reasoning.

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

Biology & Microbiology