The function of the ribosomes is the

A. absorption of carbon dioxide from the air

B. control of all the vital activities of the cell

C. provision of energy for cellular activities

D. synthesis of secretory products

E. synthesis of proteins and enzymes

Which of the following is NOT a transmissible character?

A. dimple cheek

B. ability to roll tongue

C. colour blindness

D. sickle-cell anaemia

E. big muscles of a boxer

Cotton is an example of a/an crop.

A. fibre

B. food

C. latex

D. oil

E. cereal

Which of the following is NOT a type of finger print?

A. arch

B. compound

C. loop

D. simple

E. whorl

In terms of evolutionary trend, which of these invertebrates evolved first?

A. Annelida

B. Arthropoda

C. Coelentrata

D. Platyhelminthes

E. Protozoa

The tricuspid valve is located between the

A. left auricle and left ventricle

B. left and right auricles

C. right and left ventricles

D. right auricle and right ventricle

E. right auricle and left ventricle