Mendel's Experiments with Garden Peas Differed from Those of Other

question 52

Multiple Choice

Mendel's experiments with garden peas differed from those of other plant hybridizers of the time in that:

• A)Mendel studied true-breeding strains instead of poorly defined material.
• B)Mendel focused on a small number of easily contrasted traits instead of a large number of more complex traits.
• C)Mendel quantified his results and looked for statistical patterns instead of simply noting the presence or absence of a trait among a group of offspring.
• D)Mendel performed no crosses between strains, whereas other hybridizers did.
• E)Mendel studied true-breeding strains, focused on a small number of easily contrasted traits, and quantified results.

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Definitions:

Research

The systematic investigation into and study of materials and sources to establish facts and reach new conclusions.

One-group Pretest-posttest Design

A research design where a single group is tested before and after an intervention, allowing for comparisons over time.

Variables

Elements, characteristics, or conditions that can change or vary in a research setting, potentially influencing the outcomes.

Diffusion

The process by which an innovation is communicated through certain channels over time among the members of a social system.