Complex inheritance patterns

Complex inheritance patterns

Assessment

Flashcard

Biology

9th - 12th Grade

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is incomplete dominance?

Back

A genetic situation in which one allele does not completely dominate another allele, resulting in a new phenotype that is a blend of the two traits.

2.

FLASHCARD QUESTION

Front

What is codominance?

Back

A form of inheritance where both alleles in a heterozygote are fully expressed, resulting in offspring with a phenotype that is neither dominant nor recessive.

3.

FLASHCARD QUESTION

Front

What are multiple alleles?

Back

A situation in which three or more alleles exist for a particular gene, leading to a variety of possible phenotypes.

4.

FLASHCARD QUESTION

Front

What is polygenic inheritance?

Back

A type of inheritance where multiple genes (often located on different chromosomes) influence a single trait, resulting in a continuous range of phenotypes.

5.

FLASHCARD QUESTION

Front

What is a sex-linked trait?

Back

A trait that is associated with a gene that is carried on one of the sex chromosomes (X or Y), often affecting males and females differently.

6.

FLASHCARD QUESTION

Front

What is the expected phenotype ratio when a pink flower (Rr) is crossed with a white flower (rr) in snapdragons?

Back

50% White: 50% Pink.

7.

FLASHCARD QUESTION

Front

What must an XX female have to express a recessive sex-linked trait?

Back

Two recessive alleles.

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