Heredity

When two pea plants with Tt genotypes are cross-bred, how many short (tt) plants will there most likely be in the new generation

• 1 out of 4

• 1 out of 2

• 1 out of 6

• 1 out of 8

The "Tt"s in this Punnett square represent:

• Tall pea plants

• Female pea plants

• Medium-sized pea plants

• Short pea plants

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

If a brown-eyed mother and a blue-eyed father have four children, three will probably have brown eyes. What can you conclude from this?

• Brown eyes are a successful trait

• Brown eyes are a submissive trait

• Brown eyes are a recessive trait

• Brown eyes are a dominant trait

What can you conclude about one of Mendel's short pea plants?

• It had one dominant and one recessive gene

• It had a pair of recessive genes

• It had a pair of dominant genes

• It had no recessive genes

What did Gregor Mendel and Reginald Punnett have in common?

• They were both monks

• They both lived during the 20th century

• They both experimented with pea plants

• They both lived in Germany

Tags

NGSS.MS-LS3-2

Which term best describes how Mendel conducted his experiments?

• Occasionally

• Carelessly

• Carefully

• Quickly

When the patient needs eye surgery because he has the same eye problem as his mom and dad, it is a(n) ______ .

• learned behavior

• acquired physical trait

• inherited physical trait

• instinct

Tags

NGSS.MS-LS4-4

Why is heredity important?

• It keeps organisms in their species.

• It makes the DNA inside cells similar.

• It passes traits from parents to offspring.

• It create cell walls.

Tags

NGSS.MS-LS3-2

Which example below is an inherited trait?

• tying your shoes

• reading a book

• the shape of someone's mouth

• the language someone speaks

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Heredity is the passing of traits from _____________________ to _____________________

• predators to prey

• water to rain

• parents to offspring

• offspring to parents

Tags

NGSS.MS-LS3-2