1) Half Sheet: Have you ever failed at something? Why did you? Did you put an emotional connection with your failure? Why?2) Finish Worksheet #6 – LAB3) Grab Worksheet #7 4) Quiz #3

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• Chromosomal crossover (or crossing over) is the exchange of genetic material between homologous chromosomes that results in recombinant chromosomes.

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• Linked genes are genes that tend to be inherited together

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• Selective breeding (also called artificial selection) is the process by which humans breed other animals and plants for particular traits

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• Inbreeding is reproduction from the mating of pairs who are closely related genetically

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• Hybridization-The process of combining different varieties of organisms to create a hybrid

• Liger

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• In genetics, a mutation is a change of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal genetic element.

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• Why induce mutations?• To increase diversity

• Potato famine in Ireland

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• Polyploidy• having a chromosome number that is more

than double the basic or haploid number.

QUIZ #31) Gametes are produced by the process of:

2) Meiosis in females results in ___ sex cell(s) and ___ egg(s).

3) Selective breeding producesa) fewer offspring.b) more offspring.c) transgenic organisms.

d) desired traits in offspring