Which of the following material is used for preserving semen?
A. Citric acid
B. Alcohol
C. Egg yolk
D. Sodium benzoate
Answer: Option C
Solution(By Examveda Team)
The material used for preserving semen is Egg yolk.Egg yolk is a common additive to sperm cryopreservation diluents. Because of its animal origin, however, it also represents a potential risk of microbiological contamination in the diluent.
Egg yolk is the primary non-penetrate substance used in extenders to dilute semen and protect sperm from freeze shock during the chilling process. Egg yolk-based extender is commonly used in chilled, frozen semen, or both.
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Which of the following vitamins remains most resistant on heat treatment of milk
A. Vitamin A
B. Vitamin C
C. Vitamin K
D. Vitamin E
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