What Best Explains Why Some Organisms 'Breed True" for Certain

question 119

Multiple Choice

What best explains why some organisms 'breed true" for certain traits?

• A) they have identical alleles for these traits
• B) their parents had the same phenotype
• C) both alleles for the trait are on the same chromosome
• D) their genotypes match their phenotypes
• E) they are heterozygous for these traits

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Definitions:

Taxonomy

Naming and classifying species in a systematic way.

Differentiation

The process by which unspecialized cells become specialized into one of the many cell types that make up an organism.

Scientific Method

A systematic approach to research and knowledge acquisition, involving observation, hypothesis, experimentation, analysis, and conclusion.

Hypotheses

Proposed explanations or predictions for a phenomenon, made as a starting point for further investigation, that can be tested through experimentation and observation.