Lecture 1 exam 2

UIC BioS 101 Nyberg

9

Offspring Phenotypes
of cross between varieties A & B

• 454 offspring (individual peas and plant that grew from the pea.)

• All axial flowers

• All round seeds

• All yellow seeds

• All inflated pods

• The progeny from a cross between 2 true-breeding lines is known as the F1.

Speaker Notes:

9

Mendel kept records of the number of individuals within each type. Those counts were crucial to his theory.