A Purebred Plant That Produces Yellow Seeds Is Crossed with a Purebred

question 30

Multiple Choice

A purebred plant that produces yellow seeds is crossed with a purebred plant that produces green seeds.The F₁ plants have yellow seeds.What is the expected phenotypic ratio of seed color of the offspring of an F₁ × F₁ cross?

• A)1:2:1
• B)2:1
• C)3:1
• D)9:3:3:1

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Definitions:

Sugars

Simple carbohydrates that taste sweet and are used by the body for energy.

Antiarrhythmic

A type of medication used to treat irregular heartbeats or arrhythmias.

Cardiac Electrical Rhythm

The pattern of electrical activity in the heart that triggers its contractions, essential for maintaining an effective heartbeat.