Radula Modification Allowed All of the Following Functions in Gastropods

question 48

Multiple Choice

Radula modification allowed all of the following functions in gastropods except

• A)scraping algae off rocks.
• B)eating vegetation.
• C)boring holes in other mollusk shells.
• D)protecting themselves with nematocysts.

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Definitions:

Lewis Structure

A representation of molecules showing how the valence electrons are arranged among the atoms in the molecule, including any lone pairs of electrons.

Bromine

A chemical element with symbol Br and atomic number 35, known for its reddish-brown color and presence in many organic and inorganic compounds.

Covalent Bond

A chemical bond formed by the sharing of one or more pairs of electrons between atoms to achieve stability.

Lone Pair Electrons

A pair of valence electrons that are not shared with another atom and hence do not participate in bonding but influence molecular shape and polarity.