What is correct about the mammary gland?
1. Mammary glands are exocrine glands.
2. They are modified sweat glands.
3. One pair of mammary glands is present.
4. They are present on the ventral thoracic wall.
All of them
Only 2
1 and 3
None of them
As we have discussed in Mammary Gland or Breast -
Hence, the correct option is (a).