1. When does translation of mRNA begin in prokaryotic cells? A: after transcription is over

B: while the mRNA is in the nucleus

C: while transcription is taking place

D: after the mRNA is processed by splicing

Which two molecules do green plants use to make glucose? o a. nitrogen and water o b. hydrogen and oxygen o c. carbon dioxide and water o d. methane and iron oxide

Wht happens as electrons in the electron transport chain release their energy

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.