Dominant and Recessive Genes

If you cross a heterozygous parent with a homozygous recessive parent for eye color, what will be the resulting percentage for the recessive gene?

• 25%

• 50%

• 75%

• 100%

T - tall and t = short

In the Punnett square, what belongs in the missing square?

• TT

• tt

• Tt

• tT

When Mendel did a manual cross between plants with white flowers and plants with purple flowers he was:

• self-pollinating

• cross-pollinating

• making offspring for consumption

Tags

NGSS.MS-LS3-2

A gene whose trait always shows itself.

• dominate

• recessive

Gregor Mendel learned that there were dominant and recessive genes

when he studied ___________

• peanuts

• pea plants

• corn

• people

Tall (T) is dominant and short (t) is recessive. What height will the offspring with the genotype tt be?

• short

• tall

Tags

NGSS.MS-LS1-5

In a fun genetics class, James and Luna are learning about genes. Help them figure out what a capital letter always represents?

• dominant

• recessive

Mia and William are exploring genetics in their science class. They come across a chart that shows possible gene combinations. What is this chart called?

• Karyotype

• DNA

• Punnett square

• Replication

The field of biology that studies the inheritance of traits.

• biology

• genetics

• ecology

• microbiology

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The Austrian monk who is often referred to as the father of genetics

• Gregor Mendel

• James Watson

• Francis Crick

• Albert Einstein

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2