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प्रश्न
Give Technical Terms
The phase of meiosis at which homologous chromosomes are separated.
उत्तर
Metaphase II
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संबंधित प्रश्न
The term “chromosomes” literally means ______.
Given below is a schematic diagram of a portion of DNA.
- How many strands are shown in the diagram?
- How many nucleotides have been shown in each strand?
- Name the parts numbered 1, 2, 3, 4 and 5 respectively.
- Name the DNA unit constituted by the parts 1, 2, 3 collectively.
Mention whether the following statement is (T) Or (F). Give reason in support of your answer.
The unfertilized human egg has half the number of chromosomes of the body cells.
Choose the correct answer:
Chromosomes appear at equator in ____________
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ________________
Mention the contribution of the scientist given below in the study of chromosome:
Strasburger
Mention the contribution of the scientist given below in the study of chromosome:
Waldeyer
Choose the correct answer:
Sex of an individual is determined by ____________
Give Reasons for the following
The meiosis is called reductional division
Explain the Term Spindle
Give Technical Terms
The stage at which chromosomes occurs reach the opposite poles.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Chromosomes other than sex-chromosomes are autonomous.
Name the following:
A specific part of a chromosome that determine hereditary characteristics.
Name the following:
The pattern of arrangement of genes along a chromosome.
Write the functional activity of the following structure:
Chromosomes
______ is a sudden permanent heritable change that can occur in the gene, in the chromosome or chromosome number.
Differentiate between X-chromosome and Y-chromosome with reference to –
- length of non-homologous regions
- type as per the position of the centromere
Rewrite the correct form of the statement by changing the first or last word only:
Duplicated chromosomes remain attached at a point termed as centrosome.
