Protection of the body cells of mammals against ultra-violet rays of the sun is brought about by
-
A.
keratin -
B.
melanin -
C.
sebum -
D.
scales
You May Also Like
Which of these materials is not required for insect collection in an ecological field-trip?
Which of these materials is not required for insect collection in an ecological field-trip? A. Pooter B. Secchi…
In traditional Nigerian art, there is a cultural and artistic connection between
In traditional Nigerian art, there is a cultural and artistic connection between A. Nok and Ife B. Benin…
Use the information above to answer questions What is the owners’ equity?
Use the information above to answer questions What is the owners’ equity? A. N 250 000 B. N…
The shares of XYZ Plc are quoted at the stock exchange by a jobber at…
The shares of XYZ Plc are quoted at the stock exchange by a jobber at 85k for k…
An example of an organ of perennation in plants is
An example of an organ of perennation in plants is A. rhizome B. seed C. petal of a…