What is an important difference between light-dependent (l-d) and light-independent (l-ind) reactions in photosynthesis?

This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient

The lake of the ozarks is a human-made lake, so it collects runoff from coal strip-mining, fertilizers, resort wastewaters, and septic drainages. the average lake temperature is between 10∘c and 21∘c. consider the physical requirements for growth and multiplication that would allow fecal coliforms to “blossom” in the lake of the ozarks. which of the following would accurately describe these organisms? check all that apply. psychrophiles facultative halophiles extremophiles mesophiles hyperthermophiles

If a keystone species is removed from an ecosystem