Genetics

Which of the following are heterozygous Genotypes?

• TT

• Tt

• CC

• Cc

• Gg

The dominant trait in this punnett square is

• yellow pea seeds
• green pea seeds
• there is no dominant seed

Tags

NGSS.HS-LS3-1

Why are there no white rabbit babies?

• The white gene is not present in any of the babies.
• It takes two recessive genes to show the trait.
• Grey is a better color.
• Baby five will be white.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Two organisms that are closely related would have

• very similar DNA sequence
• exactly the same DNA sequences
• no proteins in common
• completely different DNA sequence

Tags

NGSS.HS-LS3-1

NGSS.HS-LS4-1

A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?

• 0%
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

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

• tt
• Tt
• Bb
• TT

Tags

NGSS.HS-LS3-2

What is a Gene?

• A segment of RNA that encodes for a protein
• A chromosome
• A segment of DNA that encodes for a protein
• Your genome

Tags

NGSS.HS-LS1-1

In rabbits, black fur (B) is dominant over brown fur (b). If a rabbit has brown fur, what can you conclude about its genotype?

• It is BB.
• It is Bb
• It is brown
• It is bb.

Tags

NGSS.HS-LS3-1

What is occurring in the figure?

• independent assortment

• anaphase I of meiosis

• crossing-over

• replication

Tags

NGSS.HS-LS3-2

How many are hybrids?

• 0%

• 25%

• 50%

• 100%

Tags

NGSS.HS-LS3-1