Questions

Nucleoli are present during Interphase.

Chromosomes become visible during Prophase.

Centromeres divide and sister chromatids become full-fledged chromosomes during Anaphase.

Spindle fibers attach to kinetochores during Prometaphase.

When a company or corporation earns a profit or surplus, that money can be put to two uses it can either be re-invested in the business called retained earnings or it can be paid to the shareholders as a dividends.

typedef struct node * treeptr

typedef struct node

{

         int data1;

         float data2;

         treeptr *left;

         treeptr *right;

}treenode;

treeptr ptr;

ptr = ( treeptr ) malloc ( sizeof ( treenode ) );

Air is said to be saturated when it contains the maximum content of water vapour.

Sound waves cannot travel through a Vacuum.

A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.

DNA stands for Deoxyribo nucleic acid. It is a nucleic acid made up of monomeric unit called Nucleotide.

A nucleotide consist of -

a) Sugar - Deoxyribose in DNA ( ribose in RNA)

b) An organic base- Adenine, cytosine, guanine.

A homogeneous mixture is also called as solution.

The term "solution" is more frequently used when a homogeneous mixture is a liquid, although it is sometimes used if the homogeneous mixture is a gas.

Another name for a solid homogeneous mixture of metals is an alloy.

The Sahara is the largest non-polar desert in the world. The Sahara is the largest hot desert and the third largest desert in the world after Antarctica and the Arctic.

The desert covers large sections of Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Western Sahara, Sudan and Tunisia. It covers 9 million square kilometers (3,500,000 sq mi), amounting to 31% of Africa.

Its borders include the Mediterranean Sea to the north, the Atlantic Ocean to the west and the Red Sea to the east.