How much phenotypic varia on do you Þnd in the parents of your crosses?

How much phenotypic varia on do you Þnd in the parents of your crosses?

Mendelian Gene cs

58

Ques ons

1. a) How much genotypic varia on do you Þnd in the randomly picked parents of your cross-

es? How much in the o spring?

b) How much phenotypic varia on do you Þnd in the parents of your crosses? How much

in the o spring?

2. a) What is the ra o of phenotypes (yellow kernel color : blue kernel color) in the 20 o –

spring of your Þve crosses?

b) If you were to run this experiment 1000 mes, rather than just Þve mes, what would

you expect the ra o of phenotypes to be in the o spring?

c) Is the ra o of observed phenotypes the same as the ra o of predicted phenotypes in the

o spring? Why or why not?

3. Organisms heterozygous for a recessive trait are o en called carriers of that trait. Explain

what this means.’

Place Your Order Here!

Leave a Comment

Your email address will not be published. Required fields are marked *