Advertisements
Advertisements
Question
Name the following:
Microtubules form the bipolar spindle in which stage.
Solution
Metaphase
APPEARS IN
RELATED QUESTIONS
What is the number of chromosomes in the gametes of human beings?
Give appropriate biological or technical terms for the following :
The condition in which a pair of chromosomes carries similar alleles of a particular character.
What is the difference between chromatin fibre and chromosome?
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.
Humans have 46 chromosomes. Their sperms and eggs will have ______ chromosomes each.
Choose the correct answer:
Chromosomes appear at equator in ____________
Choose the correct answer:
Chromosomes number is halved in _____________
Mention the contribution of the scientist given below in the study of chromosome:
Waldeyer
Choose the correct answer:
Chromosomes largely consist of _______________
Differentiate between
Gametic meiosis and Zygotic meiosis.
Draw a duplicate chromosome and label its part.
Name the following:
Pairs of chromosomes, present in human egg cells.
Complete the following sentence with appropriate word:
The chromosomal theory of inheritance was proposed by ____________in 1902.
Very Short Answer Question.
What is allosome?
Explain the structure of a chromosome.
______ is a sudden permanent heritable change that can occur in the gene, in the chromosome or chromosome number.
Which of the following is TRUE with respect to the genes which inherit together during crossing over?
Differentiate between X-chromosome and Y-chromosome with reference to –
- length of non-homologous regions
- type as per the position of the centromere
The two non-sister chromatids of a paired chromosome are attached to each other at ______ during the process of crossing over.
