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Genes And Chromosomes Free Doubts and Solutions

ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

After replication of a DNA molecule how many strands of daughter DNA are formed and what happens to the parent DNA molecule?

Asked by 21janhvi.verma 30th May 2018, 2:55 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

What are chromatics and sister chromatids?

Asked by 21janhvi.verma 29th May 2018, 5:56 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

How does telomere provide stability to the chromosome

Asked by 21janhvi.verma 29th May 2018, 5:53 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

No. Of chromosome present in nerve call of human being

Asked by nandinidwivedi062002 27th March 2018, 8:40 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Arrange in logical sequence DNA   chromatid   chromatin fibre    chromosome(sequence in chromosome structure

Asked by lovemaan5500 18th January 2018, 11:28 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Explain Monocentric ,dicentric and polycentric chromosomes Haploid and diploid cells Chromatid

Asked by lovemaan5500 18th January 2018, 11:26 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Name The tip of chromosome which are rounded and sealed A pair of chromosomes carrying dissimilar alleles for a particular character Chromosomes appear thread like A region of plant body where cell division occurs very actively

Asked by lovemaan5500 18th January 2018, 11:25 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

When are  chromatids distinctly visible What are constituents of chromosome

Asked by lovemaan5500 18th January 2018, 11:22 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Plz answer ques8th

qsnImg
Asked by lovemaan5500 18th January 2018, 11:21 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

True or false.correctify the wrong ones Linked genes are never separated Crossing over produces recombinants Genes are located in the chromosomes in a linear fashion  

Asked by lovemaan5500 11th January 2018, 8:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

plz explain this diagram and alo tell what r codons

Asked by lovemaan5500 10th December 2017, 12:10 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Explain the composition of nucleosome with a diagram

Asked by lovemaan5500 10th December 2017, 12:01 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

What is secondary constriction of chromosome
Explain with diagram

Asked by lovemaan5500 10th December 2017, 11:53 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Plzeexplain the types of chromosomes with diagrams

Asked by lovemaan5500 17th November 2017, 8:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Name :
1 the tip of chromosome which are rounded and sealed
2 pair of chromosomes carrying dissimilar alleles for a particular character
3  chromosomes appear thread like 
4 a region of plant body where cell division occurs actively

Asked by lovemaan5500 2nd November 2017, 6:26 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

How does a chromosome retain its structure and shape?

Asked by SUBHASISH 28th August 2017, 12:54 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Name the following: A specific part of a chromosome which determines hereditary characteristics.

Asked by Topperlearning User 23rd July 2015, 7:53 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Give reason: Gametes have a haploid number of chromosomes.

Asked by Topperlearning User 20th July 2015, 3:16 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Given below is a function of a certain organ/structure found in living organisms. Name the organ or structure. Transmits characteristics from the parent to the offspring

Asked by Topperlearning User 20th July 2015, 11:02 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Correct the mistake in the following:(a) Chromatin fibres are visible during prophase.(b) Nucleosome is formed of chromatin and DNA.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

What is sat-chromosome?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

With the help of a flow chart show how DNA is coiled to form chromosome.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Name the scientist who discovered the structure of DNA?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

Why structure of DNA is compared to a ladder?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

How does DNA replication take place?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

What is chromatin made up of?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

With the help of a diagram show the parts of a chromosome.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

What is a nucleotide made up of?

Asked by Topperlearning User 12th November 2013, 12:15 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

How is chromatin different from chromosomes?

Asked by Topperlearning User 12th November 2013, 12:13 AM
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ICSE - X - Biology - Structure of Chromosomes, Cell Cycle and Cell Division

What is the difference between chromosomes and chromotids?

Asked by 7th March 2008, 11:25 PM
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