When is World Lung Cancer Day observed

How many transmembrane alpha-helices are present in the G-protein coupled receptors?

Which pair of biotechnological products and their sources is correct?

Animals from Class________are warm-blooded animals.

Which organism does not fit into the cell theory?

Which of the following parts helps in exchange of gases in plants?

Taeniasis is caused by which of the following parasites?

How many pairs of ribs are there in the human body?

Which of the following plays a significant role in our stomach in checking disease causing microbes ?

Hemoglobin has the highest affinity with which gas?

Which one of the following lymphoid organ is large at birth but reduces with age ?