Double Fusion (Double Fertilization) Is Found in Ferns, Conifers, and Flowering

question 47

True/False

Double fusion (double fertilization) is found in ferns, conifers, and flowering plants.

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Definitions:

Alimentary Canal

A series of hollow organs joined in a long, twisting tube from the mouth to the anus, through which food is digested and nutrients are absorbed.

Molluscs

Invertebrates including squids, clams, snails, and chitons; characterized by a visceral mass, a mantle, and a foot.

Visceral Mass

Internal organs of an organism; typically includes components of the digestive, reproductive, and urinary systems (if present).

Mantle

In mollusks, an extension of the body wall that covers the visceral mass and may secrete a shell.