1What are the thread-like lines seen in the nucleus of a cell?
2What is the secret behind the offspring of living beings resembling their parents?
3How does the transmission of parental characters from one generation to another take place in organisms?
4How is the number of cells increased in an organism?
5In genetic technology, why is a small fragment of DNA removed and another piece added?
6How does the body heal wounds when a body part is injured?
7How does a single-cell zygote develop into a giant body?
8Are new somatic cells and gametes produced in our body in the same way?
9What is the difference between gametes and somatic cells?
10What are karyokinesis and cytokinesis? Which happens first?
11Why is mitosis called equational division?
12Write the significance of mitotic cell division.
13A zygote with \( 2n = 46 \) divides by mitosis three times in a row. How many cells are there at the end, and how many chromosomes does each have?
14What is a diploid cell, and why is it written as \( 2n \)?