A 2-Year-Old Should Be Able To

question 11

Multiple Choice

A 2-year-old should be able to:

• A) ride a tricycle.
• B) climb stairs reciprocally.
• C) run.
• D) hop on two feet.

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Definitions:

Homozygous Alleles

Refers to having two identical alleles for a specific gene, leading to a uniform expression of that gene's trait.

Monozygotic Twins

Twins that result from one zygote splitting and developing into two individuals, typically sharing 100% of their genetics.

Codominance

A genetic scenario where two alleles of a gene pair in a heterozygote are fully expressed, resulting in offspring with a phenotype that is neither dominant nor recessive.

Alleles

Variants of a gene that exist on the same place on a chromosome and determine distinct traits that can be passed from parents to offspring.