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प्रश्न
How do genes and chromosomes share similarity from the point of view of genetical studies?
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उत्तर
Similarities between Chromosomes and Genes:
- Both occur in pairs.
- Both segregate at the time of gamete formation such that only one of each pair is transmitted to a gamete.
- Independent pairs segregate independently of each other in both.
APPEARS IN
संबंधित प्रश्न
Sketch and label the structure of chromosome.
State the difference between meiocyte and gamete with respect to chromosome number.
Distinguish between X andY chromosomes. (Mention any 'two' points.)
Distinguish between X and Y chromosomes.
Describe the structure of sex-chromosomes.
Codon – anticodon interactions occur by
A B B C C D E F G H I
From the above figure identify the type of mutation and explain it.
When two different genes came from the same parent they tend to remain together.
Write the observed phenotypic ratio.
Telocentric chromosome differs from acrocentric chromosome in that ____________.
Read the following statements regarding 'X and Y' chromosomes and select the correct option.
P - Due to presence of large amount of euchrornatin X chromosome is genetically more active.
Q - Due to presence of small amount of heterochromatin Y chromosome is genetically more active.
Chromosomal theory of inheritance was put forth by ______
Chromosomal theory of inheritance was given by ______.
Experimental verification of ‘chromosomal theory of inheritance’ was done by ______.
What do you mean by locus?
Which of the following phase follows S and G2 phases of interphase?
Experimental verification of the chromosomal theory of inheritance was done by ______.
Which of the following sentences are correct?
1. The offspring exhibit only parental combinations due to incomplete linkage
2. The linked genes exhibit some crossing over in complete linkage
3. The separation of two linked genes are possible in incomplete linkage
4. Crossing over is absent in complete linkage
Which of the following is sex chromosomal disorder?
In a karyotype analysis, X and Y chromosomes represent sex chromosomes.
Name the scientist who discovered the X chromosome.
