Heredity and Genetics Unit Review Games

What is the passage of genetic instructions from one generation to the next?

• Genetics

• DNA

• Heredity

• Nucleus

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Choose the correct match.

• A genotype is the genetic makeup of an organism or

  the set of genes an organism carries in its cells. A phenotype is the physical characteristics of an organism.

• A phenotype is the genetic makeup of an organism or

  the set of genes an organism carries in its cells. A genotype is the physical characteristics of an organism.

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What is DNA? (Check the correct boxes)

• Deoxyribo Nucleic Acid

• Offspring

• located in the nucleus

• determines the genetic traits of an organism

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What is a segment of DNA found on a chromosome; determines the inheritance of a particular trait?

• Gene

• Allele

• Heredity

• DNA

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What is a chromosome?

• made of DNA

• located in the nucleus

• contains genetic information needed to carry out cell functions and make new cells

• Created by a scientist

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A ___________ is behavioral characteristics or physical attributes of an organism that are expressed by genes and/or influenced by the environment.

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What is the different possibilities for a given trait?

• Gene

• Allele

• Heredity

• Nucleus

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A _________ trait masks the other trait; it is the trait that shows if present.

Which statement is true?

• Your DNA is identical to your siblings.

• Your DNA is identical to your father's.

• Your DNA is identical to your mother's.

• Your DNA is unique to you.

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How many chromosomes do humans have?

• 46

• 23

• 96

• 21

• 43

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