Complex Heredity

What pattern of inheritance is shown in this image?

• Codominance

• Incomplete dominance

• Polygenic traits

• Multiple alleles

What pattern of inheritance is shown in this image?

• Codominance

• Incomplete dominance

• Polygenic traits

• Multiple alleles

In the following Punnett Square, R represents red scales and B represents blue scales.  If scale type shows co-dominance in fish, what is the probability of each color in the offspring?

• 50% blue, 50% red and blue, 0% red

• 50% purple and 50% blue

• 100% red and blue

• 0% red, 0% blue, 100% red and blue

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Incomplete dominance means that there traits are...

• expressed equally

• dominant

• recessive

• blended

The passage of genetic instructions from one generation to the next is known as

• Alleles

• Ancestry

• Heredity

• Variation

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What did Mendel learn about his pea plants?

• The tall plant trait dominates the short plant trait

• The short plant trait dominates the tall plant trait

• Neither the short nor tall trait is dominant

• Both the short and tall traits are dominant

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Which of the following have you inherited completely from your parents? Choose the best answer.

• The shape of your blood cells

• Your intelligence

• Your personality

• Your weight

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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

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Polygenic inheritance means that _________ control a characteristic

• many genes

• single genes

• 3 genes

• no genes

What do you call the non-Mendelian inheritance pattern where both traits are dominant and both appear in the organism with heterozygous genotype?

• Codominance

• Incomplete dominance

• Polygenic traits

• Multiple alleles