Determination of sex - class-XII
Description: determination of sex | |
Number of Questions: 27 | |
Created by: Mira Shah | |
Tags: adolescence heredity genetics - some basic fundamentals genetics unravelling genetic mysteries mendel's law of inheritance life processes in living organisms- part 2 biology heredity: from parents to offsprings inheritance heredity and evolution human physiology |
Choose the correct answer from the alternatives given.
A couple has six daughters, What is the possibility of their having a girl next time?
If the first seven children born to a particular pair of parents are all males, what is the probability that the eighth child will also be a male?
In human beings, the gametes from the .......... decides the sex of the baby.
A son inherits an X chromosome from
A child who inherits an Y chromosome from father will be a girl.
Mother is responsible for the sex of a baby.
The sex chromosomes of .......... determine the sex of an unborn baby.
The given statement is true or false. Sex of baby mainly depends on male.
A zygote which has inherited a Y chromosome from the father will develop into
The human which has an XX pair of chromosomes is called
If a couple has three daughters, what are the chances that the fourth child will be a son?
In humans, an egg involved in male child formation has the genetic constitution of
A zygote which has an X chromosome inherited from the father will become
The karyotype of a normal male is
When a sperm containing Y chromosome fertilizes an egg with X chromosome, the zygote develops into a .......... child.
The sex chromosomes of both male and female are respectively
The sex of every animal depends on the _______ fusion.
How many X chromosomes are present in a male?
How many X chromosomes are present in a female?
When a sperm containing Y chromosome fertilises an egg with X chromosome, the zygote develops into a ______ child.
In humans, the composition of a zygote that will develop into a female is
A zygote which has an X chromosome inherited from the father will develop into a
Structure present in a cell which is responsible for determination of the sex of a baby is
The human offspring can be of two types with XX and .......... chromosomes.
Sex of the child is determined by the type of ................ provided by the father.
Which of the following statement is true?
In human beings, the statistical probability of getting either a male or a female child is 50:50. Which of the following is the cause behind it?