Reading a punnett square

G= green pea

g= yellow pea

If a green pea plant crosses with a yellow plant;

What is the chances the plant will be green?

1 box= 25% 2 boxes=50% 3 boxes=75% 4 boxes= 100%

• 25%

• 50%

• 75%

• 0%

What is a punnett square?

• to find out how many chromosones you have

• to find out the chances of a gene passing to offspring

• another word for a ruler

• a math equation

Tags

NGSS.MS-LS3-2

Which is a punnett square?

• 
• 
• 

Tags

NGSS.MS-LS3-2

The letters in the punnett square are called....

• Genotupes

• chromosones

• phenotypes

RR is

• homozygous

• heterozygous

Tags

NGSS.HS-LS3-1

How many alleles do you get from your Mom AND Dad?

• 1

• 2

• 46

• 87

Tags

NGSS.HS-LS3-1

G= green plant

g=yellow plant

What percent of the plants are going to be yellow?

• 50%

• 2%

• 75%

Y = yellow flower

y= red flower

What is the genotype?

• Yy

• yellow flower

• red flower

Which sentence is true about this punnett square?

If A= annoying

a= quiet

• 50% of the offspring will be annoying

• 100% of the offspring will be annoying

• 25% of the offspring will be annoying

• 75% of the offspring will be quiet

Tags

NGSS.MS-LS3-2

Which is NOT true about punnett squares?

• A punnett square can tell you what traits offspring will have

• A punnett square will tell where you are going to live.

• A punnett square can tell how what percent chance you have of a trait.

• A punnett square uses genotypes.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-3