Leucoplasts

Online Biology Dictionary

EUGENE M. MCCARTHY, PHD Google+

leucoplasts
Potato leucoplasts
Image: Mnolf

Pronunciation: /LOO-kə-plasts/

Alternate spelling: leukoplast

Etymology: Greek leucos (white) + Greek plasm (anything formed or shaped).

Leucoplasts are colorless plastids

found in endosperm, tubers, roots and other non-photosynthetic tissues of plants.

They serve various functions, for example, storage of starch, lipids, or proteins. Plastids of these three types are respectively known as amyloplasts, elaioplasts, and proteinoplasts. A leucoplast may also perform biosynthetic functions such as the synthesis of fatty acids, amino acids, and various other compounds.

plastids

Although they vary in shape, a leucoplast is usually much smaller than a chloroplast.

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