In this freshwater aquatic ecosystem, species

composition varies along its length based on
rock types, depth, oxygen concentrations, and
temperature.



a. streams
b. lakes
c. estuaries
d. coral reefs
e. hydrothermal vents


A

Biology & Microbiology

You might also like to view...

Studies by Emil von Behring and Shibasaburo Kitasato demonstrated that inactivated toxins can induce the synthesis of antitoxins in the blood of rabbits. These antitoxins (antibodies) are the basis of

A. humoral immunity. B. phagocyte-mediated immunity. C. cell-mediated immunity. D. antibiotic immunity.

Biology & Microbiology

Cleavage is indicated by

a. A. b. B. c. C. d. D. e. E.

Biology & Microbiology

Each archegonium produces many eggs

_____________________ Indicate whether the statement is true or false.

Biology & Microbiology

Which of the following controls fluid balance by reabsorption of water and sodium?

A) aldosterone B) antidiuretic hormone C) osmoreceptors D) chemoreceptors

Biology & Microbiology