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प्रश्न
Name the type of cell division involved in the production of sperms by honey bees.
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उत्तर
The sperms in honey bee are produced by mitosis.
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संबंधित प्रश्न
If the number of chromosomes in an endosperm cell is 27, what will be the chromosome number in the definitive nucleus?
- 9
- 18
- 27
- 36
Sketch and label the structure of chromosome.
How many chromosomes do drones of honey bees possess?
Distinguish between X andY chromosomes. (Mention any 'two' points.)
A B B C C D E F G H I
From the above figure identify the type of mutation and explain it.
Write the salient features of the Sutton and Boveri concept.
Identify the scientists who proposed chromosomal theory of inheritance.
Which of the following is a primary constriction?
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.
At secondary constriction I, ______ becomes organized during interphase.
Chromosomal theory of inheritance was put forth by ______
Chromosome maps/genetic maps were first prepared by ______.
What are minisatellites?
In a karyotype analysis, X and Y chromosomes represent sex chromosomes.
Name the scientist who discovered the X chromosome.
Which chromosome in the human genome has the highest number of genes?
In diploid organisms, how many chromosomes from each homologous pair does each gamete receive during meiosis?
The Chromosomal Theory of Inheritance is also known by which alternative name?
How many scientists independently rediscovered Mendel's laws of inheritance in the year 1900?
