Sex Chromosomes Flashcards

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1
Q

Where are most XX/XY Chromosomes found?

A

Mammals & Insects

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2
Q

Which individuals possess a female phenotype? (XX/XY)

A

XX

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3
Q

Which individuals possess a male phenotype? (XX/XY)

A

XY

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4
Q

What are males who possess only one X chromosome referred to as?

A

Hemizygous (half)

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5
Q

Which region determines the sex?

A

Y

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6
Q

Where are most ZZ/ZW chromosomes found?

A

Birds & some fish

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7
Q

Which individuals possesses the female phenotype? (ZZ/ZW)

A

ZW

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8
Q

Which individuals possess the male phenotype? (ZZ/ZW)

A

ZZ

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9
Q

What are females who possess only one Z chromosome referred to?

A

Hemizygous O

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10
Q

Where are XX/X0 chromosomes found?

A

Almost all arachnids & insects

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11
Q

Which individuals possess the male phenotype? (XX/X0)

A

X0

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12
Q

Which individuals possess a female phenotype (XX/X0)

A

XX

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13
Q

What does the “0” in X0 refer to?

A

One X chromosome & no other sex chromosomes

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14
Q

Where is Haplodiploidy found?

A

Bees, ants, wasps, and other insects

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15
Q

Which individuals possess a female phenotype? (Haplodiploidy)

A

Diploid

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16
Q

Which individuals possess a male phenotype? (haplodiploid)

A

Haploid

17
Q
A