DNA, Chromosomes, Genes & Heredity

What does DNA stand for?

• Deoxyribonucleic acid

• Dynamic Network Analysis

• Digital Network Architecture

• Data Network Access

Who discovered the double helix shape of DNA?

• James Watson and James Crick

• Rosalind Franklin

• Linus Pauling

• Maurice Wilkins

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NGSS.HS-LS1-1

What are coiled strands of DNA found in the nucleus of each cell of Eukaryotic organisms called?

• Chromatin

• Chromosomes

• Genes

• Nucleotides

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NGSS.HS-LS3-1

How many pairs of chromosomes do humans have in each body cell?

• 23 pairs

• 22 pairs

• 24 pairs

• 25 pairs

What are sections of DNA that code for a specific trait called?

• Genes

• Chromosomes

• Proteins

• Nucleotides

Tags

NGSS.HS-LS3-1

What is the study of heredity called?

• Genetics

• Biology

• Ecology

• Zoology

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NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Who is known as the Father of Heredity?

• Gregor Mendel

• Charles Darwin

• Louis Pasteur

• Isaac Newton

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

What are different forms of the same gene called?

• Alleles

• Chromosomes

• Nucleotides

• Proteins

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NGSS.HS-LS4-2

What type of alleles mask or hide recessive alleles?

• Dominant Alleles

• Recessive Alleles

• Co-dominant Alleles

• Incomplete Dominant Alleles

What must be paired together to show up as lowercase?

• Recessive Alleles

• Dominant Alleles

• Homozygous Alleles

• Heterozygous Alleles