Which letter on the diagram above depicts or shows "POLYMERIZATION".
Please explain thank you

The diagram illustrates the activity of vesicles during a cellular process.

Depending on the organism the number of in a cell may change

Which statement describes an endocrine function rather than an exocrine function? a. salivary glands release saliva into the mouth. b. sweat glands release sweat onto the skin c. the pineal gland releases melatonin into the blood. d. esophageal glands release mucus into the esophagus.