Related Questions

Consider the following statements and choose the correct answer:
1. Since chromosomal aberrations result in a change in the organism, they are also called chromosomal mutation
2. Chromosomal aberrations are of four types deletion, duplication, inversion and translocation
3. If a single break occurs near the end of a chromosome, it results in an intercalary deletion
4. A deficiency involves loss of a chromosome section
If two breaks occur in one chromosome, and one in a non-homologous one, the fragment from the first chromosome may become joined in an intercalary position in the second chromosome. This is a case of
If the last four letters of the word 'CONCENTRATION' are written in reverse order followed by next two in the reverse order and next three in the reverse order and then followed by the first four in the reverse order, counting from the end, which letter would be eighth in the new arrangement ?
When a part of one chromosome is joined to a part of different chromosome, the aberration is called
Which of the following is not a type of chromosomal aberration?
Which is not a type of chromosomal aberration?
Which of the following chromosomal aberration shows pseudodominance?
Which one of the following rivers thrice forks into two streams and reunites a few miles farther on, thus forming the islands of Srirangapatanam, Sivasamudram and Srirangam?
Consider the following statements regarding centromere and choose the correct answer:
1. The position of the centromere is constant for a particular chromosome
2. The structure and function of the centromere are different from that of the rest of the chromosome
3. During division the centromere is functional, while the rest of the chromosome is genetically inactive
4. The position of the centromere varies in different chromosomes
A male plant of chromosome pp pollinates the plant having chromosome type PP. The expected chromosome in embryo and endosperm