Genetics Questions

A segment of DNA that codes for a trait

• gene

• centromere

• chromosome

• chromatid

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

an observable characteristic

• trait

• personality

• cell

• DNA

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Genetic traits are determined by one or more

• genes

• organelles

• random chances

• cells

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

A version or variation of a gene

• trait

• gene

• allele

• DNA

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NGSS.HS-LS3-2

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The alleles that an organism has/inherits are its

• genotype

• phenotype

• chromosome

• recessive

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NGSS.HS-LS3-1

The observable expression of a trait is its

• phenotype

• genotype

• chromosome

• allele

When an organism has two of the same alleles, it is called

• homozygous

• heterozygous

• recessive

• dominant

When an organism has two different alleles, it is called

• homozygous

• heterozygous

• recessive

• dominant

Long strands of DNA are wrapped into

• DNA

• Chromosome

• Alleles

• Phenotype

______ is the set of genes possessed by someone

• Karyotype

• Fingerprint

• Genotype

• Phenotype

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NGSS.HS-LS3-2