Contents

Which of the following chemical is used in the extraction of DNA molecules from soft fruits?
a) chilled acetone                               

b) chilled acid
c) chilled base     

d) chilled isopropyl alcohol


Cell Division:

There are two types of cell division: mitosis and meiosis. Most of the time when people refer to “cell division,” they mean mitosis, the process of making new body cells. Meiosis is the type of cell division that creates egg and sperm cells. Mitosis is a fundamental process for life.


The life of each sexually produced organism is started from a single cell called…….
a) embryo                                            

b) zygote
c) spore                                 

d) gamete


An adult human contains………cells.
a) millions                                            

b) billions
c) trillions                                            

d) none of these


Eye color in human beings is controlled by…
a) Gens                                 

b) Nucleus            
c) Cytoplasm                       

d) Meiosis


Conversion of cell into two new daughter cells is called……………….
a) Cell growth                      

b) Cell death        
c) Cell division                   

d) Cell inheritance