Genes occupy specific positions on chromosomes
Homologous chromosomes segregate from each other during meiosis
Chromosomes assort independently during meiosis
All of the above
They are on different chromosomes
They assort independently
They code for the same protein
They are on the same chromosome
They are on sex chromosomes
The brother or sister
Half of their sons will have the recessive trait.
0% of their sons will have the recessive trait.
25% of their sons will have the recessive trait.
75% of their sons will have the recessive trait.
100% of their sons will have the recessive trait.
|A woman is a carrier for red-green color blindness, a sex-linked trait. Her husband is normal (not color-blind) for this trait. What are the chances that their newborn daughter will be red-green color-blind?|
The precise cause of the disorder is found to involve the nervous system.
Mothers pass the disorder on to their offspring, but fathers do not.
Females and males have the disorder in equal numbers.
Females with the disorder pass it to all their children, but males only pass it to half their offspring.
Fathers with the disorder pass it on to all their children, but mothers with the disorder do not pass it along.
Half of the sons and half of the daughters are color-blind.
All of the daughters, and none of the sons, are color-blind.
All of the sons, and none of the daughters, are color-blind.
The offspring occur in a ratio of 3 color-blind : 1 normal vision.
The offspring occur in a ratio of 9 normal vision males : 3 color-blind vision males : 3 normal vision females : 1 color-blind female.
He is heterozygous for color vision.
His mate is color-blind.
His father is color-blind.
His mother is color-blind.