What is genetics?

• The study of heredity.
• The unit of inheritance that carries instructions for traits.
• Structures in the nucleus that carry genes.
• Genetic materials that make up genes.

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NGSS.HS-LS3-1

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What are genes?

• units that carry instructions for traits
• the study of heredity
• threadlike structures in the nucleus
• genetic material that makes up genes

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NGSS.HS-LS3-1

What are chromosomes?

• the study of heredity
• units of inheritance that carry instructions for traits
• genetic material that makes up genes
• threadlike structures in the nucleus that carry genes

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NGSS.MS-LS3-1

What is DNA?

• the study of heredity
• units of inheritance that carry instructions for traits
• threadlike structures in the nucleus
• genetic material that makes up genes

Tags

NGSS.HS-LS3-1

What is an allele?

• version of a gene
• trait determined by many genes
• Dna sequence that determines a trait

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NGSS.HS-LS3-1

What is a polygenic trait?

• trait determined by many genes
• version of a gene
• DNA sequence that specifies a protein

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NGSS.HS-LS3-1

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What is the meaning of homozygous?

• Combination of the same alleles
• Combination of different alleles
• Expressed with a single copy of the allele
• Requires two alleles to be expressed

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NGSS.HS-LS3-2

What is the meaning of heterozygous?

• Combination of the same alleles
• Combination of the different alleles
• Expressed with a single copy of the allele
• Requires two alleles to be expressed

Tags

NGSS.HS-LS3-1

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Define the term - Dominant allele.

• Combination of the same alleles
• Combination of different alleles
• Expressed with a single copy of the allele
• Requires two alleles to be expressed

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Define the term - Recessive allele.

• Combination of the same alleles
• Expressed with a single copy of the allele
• Combination of the different alleles
• Requires two alleles to be expressed

Tags

NGSS.HS-LS3-1