Which of the following is true of brackish water? The salinity of the water can vary with the tides.
There is usually more fresh water than salt water.
Very few organisms can survive in brackish waters.
It is most common in the deepest region of the ocean.

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What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Describe five factors that influence the value of fuel

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.