We will now consider a dihybrid cross, which is a combination of the two monohybrids. Your ear of corn may be a result of a cross between plants that were both heterozygous (PpSs x PpSs). Diologycorner.com 1. Create a punnett square or use a mathematical system to determine the phenotype ratio. Record what you would expect to get from this cross in the chart below. Purple & smooth Purple & shrunken Yellow & smooth Yellow & shrunken
We will now consider a dihybrid cross, which is a combination of the two monohybrids. Your ear of corn may be a result of a cross between plants that were both heterozygous (PpSs x PpSs). Diologycorner.com 1. Create a punnett square or use a mathematical system to determine the phenotype ratio. Record what you would expect to get from this cross in the chart below. Purple & smooth Purple & shrunken Yellow & smooth Yellow & shrunken
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:CORN GENETICS CHI SQUARE ANALYSIS
In this exercise, you will examine an ear of corn and determine
the type of cross and genes responsible for the coloration and
texture of the corn kernels like the one show below. There are
four grain phenotypes in the ear. Purple and smooth (A), Purple
and Shrunken (B), Yellow and Smooth (C), Yellow and Shrunken
(D).
B
Photos can be substituted: see Corn Genetics Gallery
Dihybrid Cross
We will now consider a dihybrid cross, which is a combination of
the two monohybrids. Your ear of corn may be a result of a cross
between plants that were both heterozygous (PpSs x PpSs).
Diologycorner.com
1. Create a punnett square or use a mathematical system to determine the phenotype ratio. Record what you
would expect to get from this cross in the chart below.
Purple & smooth
Purple & shrunken
Yellow & smooth
Yellow & shrunken
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