Choose the INCORRECT Statement

question 37

Multiple Choice

Choose the INCORRECT statement.

• A)The lanthanides often occur naturally as oxides.
• B)The most common oxidation state of lanthanides is +4.
• C)Most of the lanthanides are paramagnetic.
• D)Like the transition elements,aqueous solutions of the lanthanides are colored.
• E)Fractionated means to alter slightly the ratio of the concentration of one element to another.

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Definitions:

DNA

Deoxyribonucleic acid, the self-replicating material present in nearly all living organisms, serving as the carrier of genetic information.

Base Pairs

The pairs of nucleotides (adenine with thymine, and cytosine with guanine) that form the rungs of the DNA double helix, essential for coding genetic information.

DNA Molecule

A DNA molecule is a complex, double-helical structure carrying the genetic information necessary for an organism's growth, development, functioning, and reproduction.

Gene

A sequence of DNA or RNA which codes for a molecule that has a function and is the basic physical and functional unit of heredity.