Assume That You Have a Garden and Some Pea Plants

question 53

Essay

Assume that you have a garden and some pea plants have solid leaves and others have striped leaves. You conduct a series of crosses [(a) through (e)] and obtain the results given in the table. Define gene symbols and give the possible genotypes of the parents of each cross.

Cross		progeny
		solid	sriped
a	solid × sriped	55	60
b	solid ×solid	36	0
c	sriped × sriped	0	65
d	solid ×solid	92	30
e	solid × sriped	44	0

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Definitions:

Mean Number

The arithmetic average of a set of values or quantities, computed by dividing the total of all values by the number of values.

Blood Samples

Specimens of blood collected for analysis or testing for medical purposes.

First Serves

In tennis, the initial serve attempt in a point, which must land in the diagonally opposite service box to be considered valid; if unsuccessful, it's followed by a second serve.

Probability

The mathematical likelihood of an event happening, often expressed as a fraction or percentage.