Advertisements
Advertisements
Question
Complete the following sentence with appropriate word :
Polytene chromosomes are found in _________ of fly larvae.
Advertisements
Solution
Polytene chromosomes are found in Salivary glands of fly larvae.
APPEARS IN
RELATED QUESTIONS
State the exact location of the Centromere
Chromosomes get aligned at the centre of the cell during:
A. Metaphase
B. Anaphase
C. Prophase
D. Telophase
Humans have 46 chromosomes. Their sperms and eggs will have ______ chromosomes each.
State the difference between:
Chromosome and chromatid:
Choose the correct answer:
Minimum coiling in chromosome is at ______________
Write a sentence of the following:
Sheath
Choose the correct answer:
Telocentric chromosomes are _________________
Choose the correct answer:
A 'V' shaped chromosomes has to _____________
The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in ______.
What is the importance of meiosis in creating variations?
Give Reasons for the following
The meiosis is called reductional division
Explain the Term Chromosomes
Give Technical Terms
The phase of meiosis at which homologous chromosomes are separated.
Multiple Choice Question:
How many chromosomes are found in a cell of humans?
What is allosome?
The region of the chromosome where the spindle fibres get attached during cell division ______
Match the following.
| 1. Autosomes | - | Trisomy 21 |
| 2. Diploid condition | - | 9 : 3 : 3 : 1 |
| 3. Allosome | - | 22 pair of chromosome |
| 4. Down’s syndrome | - | 2n |
| 5. Dihybrid ratio | - | 23rd pair of chromosome |
Identify the TRUE statements with respect to aneuploidy.
- When the chromosome number is not the exact multiple of the haploid set, it is described as aneuploidy.
- Aneuploidy is only addition of one or more chromosome(s) to the total number of chromosomes in a cell.
- Aneuploidy is further classified as hypoploidy and hyperploidy.
Which of the following type of chromosomes has only one telomere?
