Genetics Review!

Mendel Dominance Inheritance Mutations Pedigrees

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FINAL JEOPARDY

Question for Mendel - $100

• This is known as the study of heredity.

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Answer for Mendel - $100

• What is genetics?

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Question for Mendel - $200

• This is the symbol given to Mendel’s original pure pea plants. (it stands for Parent)

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Answer for Mendel - $200

• What is P?• PP, Pp. or pp• The “P” stood for the parent

plants

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Question for Mendel - $300

• These types of plants always produce offspring with only one form of a trait.

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Answer for Mendel - $300

• What is “pure bred” or homozygous plants?

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Question for Mendel - $400

• Mendel stated that one allele’s trait would always appear in the organism and that another could be present, but hidden.

• What terms did Mendel use for these two traits?

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Answer for Mendel - $400

• What are dominant and recessive?

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Question for Mendel - $500

• Mendel stated that if you crossed a heterozygous plant with another heterozygous plant this % of the offspring would show the recessive trait?

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Answer for Mendel $500

• What is only 25 % would show the recessive trait.

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Question for Dominance - $100

• This is when two alleles are the same.

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Answer for Dominance - $100

• What is homozygous?

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Question for Dominance - $200

• This is the physical appearance of a trait.

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Answer for Dominance - $200

• What is phenotype?

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Question for Dominance - $300

• If a rabbit is heterozygous for fur coat what would the phenotype be?

• B = Black• b = Brown

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Answer for Dominance - $300

• What is black fur?

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Question for Dominance - $400

• Mendel stated that alleles would show in pairs, one form each parent. What term did he use to describe a situation when the alleles showed both the same dominate or recessive traits?

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Answer for Dominance - $400

• What is homozygous?

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Question for Dominance - $500

• Mendel crossed a purebred dominate red flower with another purebred recessive white flower. What % of the first generation of offspring showed the recessive trait.

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Answer for Dominance - $500

• 0%?

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Question for Inheritance - $100

• This tool is used to predict possible outcomes of genotype crosses.

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Answer for Inheritance - $100

• What is a Punnett square?

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Question for Inheritance - $200

• What will a punnett square be used for in genetics?

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Answer for Inheritance - $200

• To determine the frequency or % of traits that will be passed on to the offspring for each generation

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Question for Inheritance - $300

• What term is given to the kind of visible traits that can be passed from parent to their offspring in humans.

• Ex: freckles, widow’s peak, unattached ear lobe, eye color, hair color, rolled tongue.

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Answer for Inheritance - $300

• What are Mendelian traits?

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Question for Inheritance - $400

• What two sets of alleles are used to show if an offspring is male or female.

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Answer for Inheritance - $400

• XX female• XY male?

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Question for Inheritance - $500

• In what cells are X and Y chromosomes found.

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Answer for Inheritance - $500

• What are sperm cells ?

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Question for Mutations - $100

• This is an abnormal change in a gene sequence.

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Answer for Mutations - $100

• What is an mutation?

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Question for Mutations - $200

• When can a mutation in the gene sequence be a good thing?

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Answer for Mutations - $200

• If the mutation causes an adaptation to occur that makes the organism more successful and, therefore, able to survive in its environment?

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Question for Mutations - $300

• A type of reproduction that allows for more diverse offspring.

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Answer for Mutations - $300

• What is sexual reproduction?

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Question for Mutations - $400

• A type of reproduction found in plants.

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Answer for Mutations - $400

• What are both sexual and asexual reproduction?

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Question for Mutations - $500

• Name one form of asexual reproduction

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Answer for Mutations - $500

• What are binary fission, fragmentation, budding,

• regeneration, vegetative propagation ?

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Question for Pedigrees - $100

• What is a pedigree?

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Answer for Pedigrees - $100

• A chart or documentation that shows the line of purebred trait that are passed on from parent to ofspring?

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Question for Pedigrees - $200

• How can you be assured that a wanted trait will be passed on to offspring. What type of alleles for a trait mus be present?

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Answer for Pedigrees - $200

• Alleles must be homozygous dominant or homozygous recessive.

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Question for Pedigrees - $300

• Why would an individual want to breed organisms with a good pedigree?

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Answer for Pedigrees - $300

• What is producing offspring that carry only “pure” traits?

• $

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Question for Pedigrees - $400• This is the amount of children

parents 1 and 2 have from generation I.

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Answer for Pedigrees - $400

• What is 5?

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Question for Pedigrees - $500

• What is Gregor Mendel known as?

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Answer for Pedigrees - $500

• Father of Genetics?

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• A heterozygous red eyed female Drosophilia mates with red eyed male. What is the genotype ratios for their offspring? XRXr = red

eyed femaleXRY= red eyed male

• 25% XRXr Red eyed female• 25% XRXR Red eyed female• 25% XRY Red eyed male• 25% XrY White eyed male

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