A DNA Nucleotide Is Made Up of (In the Correct

question 10

Multiple Choice

A DNA nucleotide is made up of (in the correct sequence) :

• A)phosphate-deoxyribose-nitrogen-base.
• B)phospholipid-deoxyribose-base.
• C)phosphate-deoxyribose-phosphate-deoxyribose.
• D)adenine-thymine-guanine-cytosine.
• E)base-phosphate-glucose.

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Definitions:

Epidermis

The outermost layer of cells covering an organism, particularly in plants where it forms a protective barrier against environmental damage.

Endodermis

The innermost layer of the plant root cortex. Endodermal cells have a waterproof Casparian strip around their radial and transverse walls that ensures that water and minerals enter the xylem only by passing through the endoderm cells.

Cortical Parenchyma

Plant tissue found in the cortex of stems and roots that is involved in storage, photosynthesis, and transport of nutrients.

Photosynthesis

A process by which green plants and certain other organisms transform light energy, usually from the sun, into chemical energy stored in glucose.