What Do You Understand by Sex-linked Inheritance? - Biology

What do you understand by sex-linked inheritance?

One Line Answer

The inheritance of sex linked genes controlling sex linked characters is called sex linkage or sex linked inheritance.

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Chapter 3: Principles of Genetics - Exercise 1 [Page 36]

Chapter 3 Principles of Genetics
Exercise 1 | Q 10 | Page 36

Fill in the following blank with suitable word :

The...............chromosomes for a ............are XX whereas that for a ..............are XY.

A family consists of two parents and their five children and the pedigree chart below shows the inheritance of the trait colour blindness in them.

Who is colour blind in the parents – the Father or the Mother?

Choose the correct answer from the four options given below :
In a human male, a sperm will contain :

What is heterogamety ? Explain the mechanism of sex determinatin in Drosophila.

Choose the correct answer :
Human sex chromosomes are __________

Give Reason:

Why X-linked recessive diseases are more common among males than females.

ZW-ZZ system of sex determination occurs in

Brief about female heterogamety.

How is sex determined in human beings?

ZZ / ZW type of sex determination is seen in ______.