How does blood maintain homeostasis in the body?

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.