Fill in the blank: a (n) should have only one independent variable.

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

What is an endocrine function? (apex) a.esophageal glands release mucus into the esophagus b.salivary glands release saliva into mouth c.swear glands release sweat to the skin d.the pineal gland releases melatonin into the bloodstream

Which law represents a balanced chemical equation?