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प्रश्न
State the difference between meiocyte and gamete with respect to chromosome number.
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उत्तर
A meiocyte is a diploid (2n) cell containing two sets of chromosomes, while a gamete is a haploid (n) cell containing only one set of chromosomes. Thus, meiocytes have double the chromosome number compared to gametes.
संबंधित प्रश्न
If centromere is situated in the middle of the chromosome, it is called ________.
(a) Metacentric
(b) Acrocentric
(c) Submetacentric
(d) Telocentric
Define the term ‘genome’.
Who had proposed the chromosomal theory of inheritance?
Distinguish between X andY chromosomes. (Mention any 'two' points.)
Describe the structure of chromosomes with a suitable diagram.
Distinguish between X and Y chromosomes.
The A and B genes are 10 cm apart on a chromosome. If an AB/ab heterozygote is test crossed to ab/ab, how many of each progeny class would you expect out of 100 total progeny?
Mention the name of man-made cereal. How it is formed?
From the following identify the INCORRECT statement/s with respect to the chromosomes.
i. Chromosomes are capable of self replication and play vital role in heredity, mutation, variation, and evolutionary development of eukaryotic species.
ii. Chromosomes are visible during cell division.
iii. Chemically eukaryotic chromosomes are made of mRNA, histone and non-histone proteins.
iv. The number of chromosomes varies within the population of a particular species.
Identify the term that represents the degree of repetition of the primary basic number of chromosomes in a cell.
Extra nuclear chromosomes occur in ______.
Extranuclear inheritance is a consequence of presence of genes in ______.
How many types of gametes would be produced if the genotype of a parent is AaBB?
Which of the following statements indicates parallelism in genes and chromosomes?
- They occur in pairs.
- They segregate during gamete formation.
- They show linkage.
- Independent pairs segregate independently.
What would be the genotype of the parents if the offspring have the phenotypes in 1:1 proportion?
During mitosis, chromosomes distribution to the daughter cell is ______.
Who postulated the 'Chromosomal theory of inheritance'?
Genes located on same locus but having different expressions are:
The Chromosomal Theory of Inheritance is also known by which alternative name?
According to the Chromosomal Theory of Inheritance, chromosomes serve which fundamental role in heredity?
