Which of the following chemicals

Consists mainly of hydrocarbons?

A. Mineral oil

b. olive oil

C. Almond oil

D. Lavender oil - ANSWER- A mineral oil

The safety practices that should be

Observed in a beauty salon when

Using electrical appliances:

A. are according to international regulations for all enterprises

B. Are established by CEDSCOInternational

C. Are established by local authorities

D. Are the responsibility of employer of the salon - ANSWER- C. Are established

by the local authorities

A human cell with 22 autodomes and a Y chromosome would be

A. .hair follicle

b. sperm

C. Ovum

D. zygote - ANSWER- B. Sperm

When a cell is dividing, the nucleus forms.

A. Chromosomes.

B. Centrioles

C. Cell membrane

D. Cytoplasm - ANSWER- A .chromosomes

What type of connective tissue is found in the wall of an artery ?

A. Reticular

B areolar

c collagen