Intro to Genetics

Chromosomes contain sections of DNA called ______.

• genes

• nucleotides

• amino acids

• centromeres

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NGSS.HS-LS3-1

Genotype refers to the ...

• physical expression of the genes
• the possible combination of alleles in a gene
• whether an allele is dominant or recessive
• how an organism will appear

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NGSS.HS-LS3-1

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Which of the following is a phenotype?

• BB
• Bb
• bb
• Blue eyes

having two of the same genes for the trait (sometimes called purebred).

• homozygous
• hetrozygous
• protein
• chromosome

The term heterozygous means ___________

• Same Alleles 
• Broken Alleles 
• Different Alleles 

the passing of genetic traits from parent to offspring.

• heredity
• trait
• gene
• allele

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NGSS.HS-LS3-1

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having two of the same genes for the trait (sometimes called purebred).

• homozygous
• hetrozygous
• protein
• chromosome

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NGSS.HS-LS3-1

Mendel used pollen to fertilize selected ____ plants.

• allele

• proteins

• Heterozygous

• pea

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NGSS.MS-LS3-2

An ____ is any alternative form of a gene occurring at a specific locus on a chromosome.

• allele

• proteins

• Heterozygous

• pea

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NGSS.HS-LS3-2

Gregor Mendel is known as _________________.

• The father of Pea Plants

• The father of Austria

• The father of Inheritance

• The father of modern Genetics

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NGSS.HS-LS3-2