5. Marine biotechnology does which of the following?

A. creates unmanned devices to explore the ocean floor

B. develops computerized irrigation systems for farmers

C. explores how sea creatures can be used in human medicine

D. studies how organic elements interact in marine environments

I'm thinking A or D, but idk?

Consider the diagram below, which represents components of the biosphere. what do the two arrows in the diagram most likely represent? a. radiation b. photosynthesis c. cellular respiration d. energy conversions will give to anyone who answers quickly

What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.

How does the nervous system affect the excretory system?