#1 XX x XY 50% boys, 50% girls

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#1 XX x XY 50% boys, 50% girls X X X XX XX Y XY XY X C X c X c X C X c X c X c Y X C Y X c Y #2 a. X C X c x X c Y b. X C X c x X c X c X C Y x X c Y c. 50% female carrier d. 50% have the disease e. Father got bad x from his mother

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#1 XX x XY 50% boys, 50% girls. #2 a. X C X c x X c Y b. X C X c x X c X c X C Y x X c Y 50% female carrier 50% have the disease Father got bad x from his mother. #3 D= no disease d = disease X D X d x X D Y 50% female carrier 50% male will get disease - PowerPoint PPT Presentation

Transcript of #1 XX x XY 50% boys, 50% girls

Page 1: #1  XX   x  XY 50% boys, 50% girls

#1 XX x XY

50% boys, 50% girls

X X

X XX XX

Y XY XY

XC Xc

Xc XCXc XcXc

Y XCY XcY

#2

a. XCXc x XcY

b. XCXc x XcXc

XCY x XcY

c. 50% female carrier

d. 50% have the disease

e. Father got bad x from his mother

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XD Xd

XD XDXD XDXd

Y XDY XdY

#3 D= no disease d = disease

XDXd x XDY

a. 50% female carrier

b. 50% male will get disease

c. Females have 2 x’s- so less chance for disease

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#4. IAIA x IoIo

PR: 1 A (all blood type A)IA IA

Io IAIo IAIo

Io IAI0 IAIo

#5 Blood type A is IAIA or IAIo

Blood type AB is IAIB

Children could be: A, B, AB

IA IA

IA IAIA IAIA

IB IAIB IAIB

IA Io

IA IAIA IAIo

IB IAIB IBIo

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#6 Kathys father ISIS straight Kathys mother ICIC curly Kathy ISIC wavy Kathys brother ISIC wavy

#7. Kathy ISIC x ISIS

50% straight50% wavy

IS IC

IS ISIS ISIC

IS ISIS ISIC

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#8 Kathy ISIC x ICIC

50% curly

50% wavy

IS IC

IC ISIC ICIC

IC ISIC ICIC

#9 Kathy ISIC x ISIC

25% straight

50% wavy

25% curly

IS IC

IS ISIS ISIC

IC ISIC ICIC