Battle of the Sexes!

#1

• When do unspecified gonads develop in a fetus?

#2

• Which ducts develop in females and degenerate in males?

#3

• The SRY gene is on the Y chromosome, what does “SRY” stand for?

#4

• Explain how it is possible for there to be a male with two X chromosomes.

#5

• Which sex is homogametic in humans? In birds?

#6

• What is androgen insensitivity syndrome and what is the phenotype of someone with this condition?

#7

• What is the cause of a person being a “guevedoces”?

#8

• Name 3 examples of sex-linked recessive diseases.

#9

• If a female carrier for hemophilia marries a man with hemophilia and they have children, what percentage of their sons will not have hemophilia?

#10

• Name two diseases inherited sex-linked dominantly.

#11

• What is the genotype of III-10?

#12 – SPEED ROUND!!!

• What is the official name of this test?

#13

• What is the process called of turning off an X chromosome in a female?

#14

• What is the name of the visible area of an inactivated X-chromosome, under a microscope?

#15

• How is a sex-limited trait different from a sex-influenced trait?

#16

• Give an example of a sex-limited trait

#17

• Name any 2 regions (out of 3) on the Y-chromsome.

#18 SPEED ROUND!!!

• What is added to DNA to turn off a gene sequence?

#19

• What is the proper name for the “parent of origin” effect?

#20

• Colin Farrell’s son has Angelman syndrome. From which parent was this inherited?