Chapter 6.3 - Mendel and Heredity

When did Mendel conduct his experiment?

• Mid 1700s

• Late 1700s

• Mid 1800s

• Late 1800s

Why did Mendel use pea plants in his experiment?

• They were small plants.

• They reproduced quickly.

• They were readily available.

• Mating could be easily controlled.

The mating of two organisms is called a cross.

• True

• False

What does F₁ and F₂ mean?

• first filial generation

• first familial generation

• second familial generation

• second filial generation

• none of the above

Mendel made 2 key choices about his experiment.

• True

• False

What was the (approximate) ratio of dominant to recessive genes?

• 3:1

• 4:1

• 3:2

• 4:2

Gregor Mendel is known as "The Father of _____"

How are traits inherited?

• Diluted together

• Blended together

• Randomly

• Discrete units

• None of the above

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What makes up the law of segregation?

• Organisms donate only one copy of each gene in their gametes.

• Organisms donate 2 copies of each gene in its gametes.

• Organisms inherit two copies of each gene, one from each parent.

• Organisms inherit traits separately.

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What happens to traits that don't appear in the filial generations?

• they're lost

• they're diluted

• they're hidden

• they're blended

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