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प्रश्न
The term “chromosomes” literally means ______.
विकल्प
Inherited bodies
Twisted threads
Coloured bodies
Shining threads
उत्तर
The term “chromosomes” literally means coloured bodies.
Explanation:
The term "chromosomes" literally translates to "coloured bodies." This term is derived from the Greek words "chroma," meaning colour and "soma," which means body. It reflects the ability of chromosomes to absorb specific dyes and become visible under a microscope, allowing scientists to examine and distinguish between them.
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संबंधित प्रश्न
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong
Centrosome.Cell wall, Cell membrane, Large vacuoles
“First meiotic division is the reduction division” what does the word ‘reduction’ refer to in this statement?
Choose the correct answer:
In an interphase cell chromosome are as _____________
Choose the correct answer:
Centromere is related to _______________
Mention the contribution of the scientist given below in the study of chromosome:
Sutton and Boveri
Write a sentence of the following:
Sheath
Choose the correct answer:
Chromosomes are thin and thread like at __________
Choose the correct answer:
Telocentric chromosomes are _________________
Choose the correct answer:
A 'V' shaped chromosomes has to _____________
Give Reasons for the following
The meiosis is called reductional division
Complete the following sentence with appropriate word :
The spindle fibers are made of _______.
Long answer type question.
Describe the different types of chromosomes.
Nullisomy is represented by ______.
Describe the structure of sex chromosomes with the help of labelled diagram.
The thin thread-like structures found in the nucleus of each cell are called ______.
An inheritable change in the amount or the structure of a gene or a chromosome is called ______.
What' does 'P' and 'Q' represent in the following diagram of X and Y chromosomes? Select the correct option representing, its appropriate description.
Read the following statements and select the correct option.
Statement I: The densely packed transcriptionally active, light staining region of chromatin is known as 'Heterochromatin'.
Statement II: The loosely packed, dark staining transcriptionally inactive region of chromatin is known as 'Euchromatin'.
The two non-sister chromatids of a paired chromosome are attached to each other at ______ during the process of crossing over.
