Question

The days of maternal recognition of pregnancy in different animal species are given below:
(A) 12-13 days for ewe
(B) 7-10 days for goat
(C) 16-17 days for cow
(D) 14-16 days for mare
Choose the correct answer from the options given below:

• A. (A), (B) and (D) only.
• B. (A), (B) and (C) only.
• C. (A), (B), (C) and (D).
• D. (A), (C) and (D) only.

Hint:

Remember that in ruminants (cows, ewes, goats), the signal for MRP is Interferon-tau. The timing corresponds to just before the scheduled day of luteolysis: day 12--13 for ewes, and day 15--17 for cows and goats.

Answer 1

The Correct Option is D