'Color blind male' presentation slideshows

Standard Biology Chapter 27 Human Genetics

Standard Biology Chapter 27 Human Genetics. 27.1 The Role of Chromosomes. Very complicated compared to peas!. Chromosome Number. Each human sperm and egg has 23 different chromosomes Each human body cell has 46 chromosomes (23 pair)

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Chapter 14

0. Chapter 14. Mendel and the Gene Idea. A couple who are both carriers of the gene for cystic fibrosis have two children who have cystic fibrosis. What is the probability that their next child will have cystic fibrosis? 0% 25% 50% 75% 100%. 0.

703 views • 32 slides

Objectives

Chapter 8. Section 3 Studying Heredity. Objectives. Predict the results of monohybrid genetic crosses by using Punnett squares. Apply a test cross to determine the genotype of an organism with a dominant phenotype. Predict the results of monohybrid genetic crosses by using probabilities.

432 views • 32 slides

Chapter 13

Chapter 13. 0. Meiosis and Sexual Life Cycles. 0. How do cells at the completion of meiosis compare with cells that have replicated their DNA and are just about to begin meiosis? They have twice the amount of cytoplasm and half the amount of DNA.

720 views • 32 slides

DO NOW

DO NOW. 1.What is the correct number of autosomes and sex chromosomes in the somatic cell of a human male? 2. How many autosomes and sex chromosomes would be in the ovum of the human female?. ANSWERS. 44 autosomes and 2 sex chromosomes(X and Y) 22 autosomes and an X. WHAT DO YOU SEE?.

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Notes: Sex-Linked Traits

Notes: Sex-Linked Traits. Sex-Linked Trait = Traits controlled by genes located on sex chromosomes. Females = XX, Males = XY. Sperm has 50%* of delivering X or Y chromosome to progeny.

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More Genetics & Pedigrees

More Genetics & Pedigrees. Incomplete Dominance. Multiple Alleles & Codominance. Additive effect of multiple genes on a single phenotype Results in normal distribution Examples: skin color, height. Polygenic Traits. A gene at one locus alters the expression of a gene at another locus.

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Non-Mendelian Traits

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