Question

The compound used as preservative for biological specimens is...
a) ether
b) glycerol
c) ethl alcohol
d) glycol​

Answer 1

Answer:

c.

Explanation:

70% ethyl alcohol solutions. Formaldehyde hardens tissues. ... The improved preserved biological specimens are obtained by using specifically modified starch glycerite solutions as the preservating agent.

Answer 2

Answer:

Formalin is used for the preservation of biological specimen. Formalin is 30-40% of water in Formaldehyde or methanol. The formula of formaldehyde is HCHO.As formalin is a strong disinfectant and tissue hardner it is used for preserving biological and anatomical specimen