A Recessive Allele in Tigers Causes the White Tiger

question 20

Multiple Choice

A recessive allele in tigers causes the white tiger.If two normally pigmented tigers are mated and produce a white offspring,what percentage of their remaining offspring would be expected to have normal pigmentation?

• A) 25%
• B) 50%
• C) about 66%
• D) 75%
• E) about 90%

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Definitions:

Ginkgos

A genus of highly unique trees known for their distinctive fan-shaped leaves; considered living fossils, as they have no close living relatives.

Gymnosperm

A group of seed-producing plants that includes conifers, cycads, ginkgo, and gnetophytes, which do not form flowers and fruits.

Ferns

A group of non-flowering plants that reproduce via spores, featuring large leaves and lacking seeds and flowers.

Rhizoids

Thin, root-like structures found in non-vascular plants, fungi, and some protists, serving primarily for attachment and in some cases, absorption.