Change the UNDERLINED WORD(S) in EACH of the following statements to make it CORRECT. Write only the answer next to the question number (1.4.1-1.4.5) in the ANSWER BOOK.

Here are the corrected statements:

1.4.1

The parotid gland is situated underneath the tongue of the pig for secretion of saliva.
Correction: The gland situated underneath the tongue is the sublingual gland.
Answer: $\boxed{\text{Sublingual gland}}$

1.4.2

Proper protein supplies the required amount and proportion of all amino acids.
Correction: A protein that supplies all essential amino acids in the required amounts is called a complete protein.
Answer: $\boxed{\text{Complete protein}}$

1.4.3

Pedometer is a device placed underneath the chin of an animal to detect cows on heat.
Correction: A device placed underneath the chin to detect heat is a chin ball marker.
Answer: $\boxed{\text{Chin ball marker}}$

1.4.4

Embryo splitting is the removal of viable embryos from a superior cow.
Correction: The removal of viable embryos from a superior cow is called embryo flushing or embryo collection.
Answer: $\boxed{\text{Embryo flushing}}$

1.4.5

The expression of one gene that is influenced by another gene is referred to as atavism.
Correction: The interaction where one gene influences the expression of another gene is called epistasis.
Answer: $\boxed{\text{Epistasis}}$