Mendel's First and Second Laws

Who is considered the "Father of Genetics?"

• James Watson
• Francis Crick
• Gregor Mendel
• Albert Einstein

True or False: Genetics is the scientific study of heredity.

• True
• False

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NGSS.HS-LS3-1

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Gregor Mendel's "P" Generation consisted of plants which were ______________ with opposite traits.

• Purebred
• Hybrid
• Heterozygous
• Incompletely Dominant

All offspring plants in the F1 generation were purple because purple is the ______________ trait.

• Heterozygous
• Homozygous
• Dominant
• Recessive

A __________ is a segment of DNA that codes for a particular protein, which leads to a particular trait.

• Gene
• Allele
• Codon
• Nucleotide

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NGSS.HS-LS1-1

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The different forms of a gene are known as _____________.

• Codons
• Proteins
• Alleles
• Nucleotides

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

True or False: Mendel's "Law of Dominance" states that some alleles are dominant which others are recessive.

• True
• False

How many alleles do you get from each parent?

• 1
• 2
• 23
• 46

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NGSS.HS-LS3-1

Which of Mendel's laws states that alleles are separated during meiosis?

• Law of Dominance
• Law of Segregation
• Law of Independent Assortment
• Law of Meiosis

According to the Law of Segregation, alleles are separated during the process of _____________.

• Mitosis
• Meiosis
• Osmosis
• Translation

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NGSS.HS-LS3-2