Which of the Following Statements Correctly Describes the Alternation of Generation

question 71

Multiple Choice

Which of the following statements correctly describes the alternation of generation cycle of a fern?

• A)gametophyte-dominant (2n)life cycle where spores develop into photosynthetic sporophyte (n)
• B)gametophyte-dominant (n)life cycle where spores develop into photosynthetic sporophyte (2n)
• C)sporophyte-dominant (n)life cycle where 2 spores fuse to produce the zygote (2n)
• D)sporophyte-dominant (2n)life cycle where spores develop into photosynthetic gametophytes (n)

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Definitions:

Aleurone

A protein-rich layer found just inside the seed coat of grains, involved in the storage and enzymatic breakdown of nutrients during germination.

Gibberellin

Plant hormone that induces stem elongation; also helps seeds break dormancy.

Amylase

An enzyme that breaks down starches into sugars.

Endosperm

The part of a seed that acts as a food store for the developing plant embryo, usually rich in starches, oils, and proteins.