When Mendel Crossed Plants and Followed Two Traits (A Dihybrid

question 70

Multiple Choice

When Mendel crossed plants and followed two traits (a dihybrid cross) ,he saw a 9:3:3:1 ratio of traits in the F₂ generation.What did he conclude?

• A)The two traits affect each other's transmission.
• B)Dominant traits are always more common than recessive ones.
• C)In meiosis, one allele of each gene is passed to each gamete.
• D)The transmission of one trait is unaffected by the other.

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Definitions:

Reversible Figures

Visual illusions or images that can be perceived in more than one way, revealing cognitive processes involved in visual perception.

Figure and Ground

A principle in gestalt psychology that refers to the tendency of the perceptual system to simplify a scene into the main object that we focus on (figure) and everything else that forms the background (ground).

Gestalt Principle

A psychological theory suggesting that individuals perceive objects as whole systems rather than the sum of their parts.

Proximity

The state or condition of being close or near; in psychology, it often refers to how physically close people are to each other, which can influence relationships and social interactions.