Crickets chirping are an example of which form of communication? a.
sight
c.
biological
b.
chemicals
d.
sound

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

What drives an advertising campaign?

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes