What is deoxyribose? a) an acid found in dna b) a sugar found in dna c) a pigment found in rna d) a nitrogenous base found in dna and rna

The correct answer is -

B) a sugar found in DNA.

Explanation:

DNA (deoxyribonucleic acid) is the genetic material of living organisms that is passed from one generation to the next generation.

It is composed of small units called nucleotides, which contain three components -

deoxyribose sugar ( 5 carbon or pentose sugar that lacks - OH at 2'position in the pentose structure and contains hydrogen in its place), a nitrogenous base (which can be adenine, cytosine, thymine or guanine) and a phosphate group.

Thus,option B) is the right answer.

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.