Home
Class 10
BIOLOGY
The ability to roll the tongue is domina...

The ability to roll the tongue is dominant over the inability to do o in humans.
a] If two heterozygous tonue-roller have childern, what genotypes could their children have?
b] If a non-tongue-roller has children with a homozygous tongue-roller, what will their children's genotypes be?

Text Solution

Verified by Experts

a) Their children will have any one of the following genotypes: RR/Rr/rr
b) All their children will have Rr as their genotype with respect to their ability to roll the tongue.
Promotional Banner

Similar Questions

Explore conceptually related problems

A couple has two children-a boy and a girl. Both the parents have detached ear lobes while th children have attached ear lobes? a] How is this possible? b] Please write the genotypes of the mother, father, te boy and the girl . (Clue: attached earlobe is represented as e while the detached as E)

A doctor is called to see a sick child. The doctor knows (prior to the visit) that 90% of the sick children in that neighbourhood are sick with the flu, denoted by F , while 10% are sick with the measles, denoted by MA well-known symptom of measles is a rash, denoted by R. The probability having a rash for a child sick with the measles is 0.95. however, occasionally children with the flu also develop a rash, with conditional probability 0.08. upon examination the child, the doctor finds a rash. The what is the probability that the child has the measles? a. 91/165 b. 90/163 c. 82/161 d. 95/167