Elisa Is Growing Up in a Home Where Both Russian

question 89

Multiple Choice

Elisa is growing up in a home where both Russian and English are spoken.Which of the following statements is most likely true of seven-month-old Elisa?

• A)She will be confused by the mixture of languages and will be delayed in her ability to distinguish contrasting sounds.
• B)She can accurately discriminate all sound contrasts that appear in both languages.
• C)She will respond to all sounds in the same way.
• D)She will be able to respond to distinctions in sounds when her mother speaks,but not when her father or male siblings speak.

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Definitions:

Gene

A sequence of DNA or RNA which codes for a molecule that has a function and is the basic physical and functional unit of heredity.

Natural Selection

a process by which evolutionary changes occur in species, where individuals with traits better suited to their environment are more likely to survive and reproduce.

Darwin's Theory

A scientific theory of biological evolution that explains how species evolve over time through the process of natural selection, survival of the fittest, and genetic variations.

Animal Evolution

The gradual development and diversification of animals over millions of years, guided by natural selection, adaptation, and genetic variation.