Biology Review

What is biology?

• The study of life

• The study of bio

• The study of animals

• The study of cells

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This is an example of

• Complete dominance
• Mendelian Genetics
• Codominance
• Incomplete Dominance

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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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Brown fur color is dominant over black fur color. Which of the following is the actual genotype of ALL of the offspring in the next generation of this cross for fur color?
AA x aa

• AA
• Aa
• aa
• brown fur

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Which is the correct phenotype for this organism?

• BB
• blue
• green
• bb

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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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Mutations can be negative because

• They can cause cancer

• They can cause birth defects

• They can help an organism thrive in its environment.

• They can affect offspring.

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Two organisms that are closely related would have

• very similar DNA sequence
• exactly the same DNA sequences
• no proteins in common
• completely different DNA sequence

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Mutations create genetic diversity?

• True

• False

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Who was the naturalist that traveled the world to study plants and animals?

• Albert Einstein
• Charles Darwin
• Charles Barkley
• Isaac Newton

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