Genetics
Genetics
5th Edition
ISBN: 9781464109461
Author: Benjamin A. Pierce
Publisher: MAC HIGHER
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Chapter 7.2, Problem 17AQP
Summary Introduction

To determine:

The phenotype and phenotypic proportion are present in the cross of F1 generation with plants that have heart shaped leaves

Introduction:

In cucumbers, heart-shaped leaves (hl) is recessive to normal leaves (Hl) and they bear lot of fruits spines (ns), that is recessive to few fruit spines (Ns).

Both the genes for leaf shape and number of spines are present on the same chromosome; after performing mapping experiment this will indicate that there are 32.6 map units apart. A cucumber plant having heart-shaped leaves and many spines is crossed with a plant that is homozygous for normal leaves and few spines

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