6.1 Punnet Squares

HOMOZYGOUS

• same
• different

Tags

NGSS.HS-LS3-1

HETEROZYGOUS

• same
• different

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-2

traits that show up more often

• dominant
• recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

An organism's physical appearance or visible traits...

• genotype
• inherit
• gene
• phenotype

Tags

NGSS.HS-LS4-4

True or False? One of a number of different forms of a gene is algae.

• True
• False

True or False? The passing of traits from one parent to offspring is heredity.

• False
• True

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

T - tall and t = short
In the punnett square below, what belongs in the missing square

• tt
• Tt
• Bb
• TT

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

B = brown fur  b = white fur
In the punnett square, what is the probability for white fur? 

• 0%
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

In certain species of plants, purple flowers (P) are dominant to white flowers (p). If two heterozygous plants are crossed, what will be the phenotype of the offspring?

• 100% purple flowers
• 100% white flowers
• 75% white flowers, 25% purple flowers
• 25% white flowers, 75% purple flowers

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Red flower (R) color is dominant to white flower (r) color in rose plants. What is the  expected phenotypic results of a cross between two heterozygous (Rr) rose plants?

• 100% red
• 75% red, 25% white
• 50% red, 50% white
• 75% white, 25% red

Tags

NGSS.HS-LS3-3