Advertisements
Advertisements
प्रश्न
The loss of one or more chromosomes in ploidy is called ______.
विकल्प
Tetraploidy
Aneuploidy
Euploidy
polyploidy
Advertisements
उत्तर
The loss of one or more chromosomes in ploidy is called Aneuploidy.
APPEARS IN
संबंधित प्रश्न
Name the sex chromosomes in human males and females
Match the events given in column A with the phase in mitotic cell division in column B.
| Column ‘A’ | Column ‘B’ | ||
| 1. | Chromosomes get arranged in a horizontal plane at the equator. |
a. | Anaphase |
| 2. | Daughter chromosomes move to the opposite poles of a spindle |
b. | Prophase |
| 3. | Chromosomes become visible as fine, long threads. |
c. | Telophase |
| 4. | Chromosomes lose their distinctiveness and gradually become transformed into a chromatin network. |
d. | Metaphase |
During the pairing of chromosomes in meiosis, the ________ chromosomes come to lie side by side.
What are chromosomes?
Give Technical Terms
The stage at which the formation of chiasmata occurs.
Complete the following sentence with appropriate word :
The pairing of homologous chromosomes is called _______.
Complete the following sentence with appropriate word :
Polytene chromosomes are found in _________ of fly larvae.
Multiple Choice Question:
How many chromosomes are found in a cell of humans?
Give Technical Term:
Transmission of characters through generations.
Read the following statements and select the correct option.
Statement I: The densely packed transcriptionally active, light staining region of chromatin is known as 'Heterochromatin'.
Statement II: The loosely packed, dark staining transcriptionally inactive region of chromatin is known as 'Euchromatin'.
