Differences between endocrine and exocrine glands include

Explanation:

1. Endocrine glands are those glands which secretes its products (example hormones) directly into the blood.  

Example: The adrenal gland: secretes adenaline directly into the blood.

2. Exocrine gland are those glands which secretes its products (example enzymes) into ducts that finally lead to the target tissue.  

Example:  As salivary gland secretes saliva enzyme into the collecting duct.

Note: Pancreas gland performs both endocrine as well as exocrine functions.

where is the scientific experiment?