Language Development in the First 6 Months of Toddlerhood,between 12

question 264

Multiple Choice

Language development in the first 6 months of toddlerhood,between 12 and 18 months old,is best described as ____.

• A) non-existent
• B) a rapid explosion
• C) slow to expand
• D) infinitely generative

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Definitions:

Blending Inheritance

An outdated theory of heredity proposing that the traits of offspring are a uniform blend of the parents' traits.

Dominant Alleles

Alleles that mask the effect of other alleles for the same gene in heterozygous individuals, determining the phenotype.

Recessive Alleles

Genetic variations that must be present in two copies (homozygous) to express a trait, as opposed to dominant alleles that require only one copy.

Epistasis

An interaction between genes where the presence or absence of alleles of one gene influences the expression of another gene.