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Published byAgatha Payne Modified over 8 years ago
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Let’s see what you know! 23,000, microscope, nucleus, chromosomes, divide, DNA, proteins, code, genes __________
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Reminder! What are chromosomes?
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Human chromosomes. There are ____ pairs. For a total of ____ chromosomes
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Homologous chromosome Duplicated chromosomes have the same _______. We often show them as an ____ shape.
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This is a duplicated, homologous, chromosome pair Therefore, they have the same _________. Short arm p Long arm q
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Label the parts of the chromosome
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How did you do? duplicated
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Time to play!
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Chromosomes have genes
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New Terms to know letters pp or PP are ALLELES. Each parent CONTRIBUTES one ALLELE to their offspring there are 2 ALLELES for each TRAIT, one from each parent alleles genes. genotype, think Genes When we look at the physical characteristics the genotype creates this is called a phenotype, think Physical. Purple, white flowers alleles Phenotype Purple flower Phenotype white flower Genotypes of 4 offspring are ?___ What is the phenotype of offspring?___
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