What bond must be broken if DNA replication is the to occur

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.

What is the next step in muscle contraction after the actin changes shape? (apex)

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance