Questions

A Portfolio is a collection of projects or programs and other work that are grouped together to facilitate effective management of that work to meet strategic business objectives.

When you breathe in air through your nose, it contains lots of tiny things, like dust, dirt, germs, and pollen.

The air enters our body through the nose. However, before it enters the lungs, it must be heated and purified. Many dust particles that enter along with the air are removed in the nose by mucus and thus it protects lungs.

The Moscow Metro in Russia carries 8-9 million passengers each day. By comparison, the New york City Subway, USA carries 4.5 million people each day and the London underground , UK, carries just over 3 million.

Random fluctuations in the gene frequencies within a population Eliminate is the one which best describes genetic drift.

Urea is a by product of amino acid catabolism, Which occurs in the liver. The nitrogen in the  amino acid becomes converted to ammonia and this is further converted by the liver into urea