The biosphere is everything. the whole planet. so all of the above is right
Answer:
Depending on the stimulus, graded potentials can be depolarizing or hyperpolarizing. Action potentials always lead to depolarization of membrane and reversal of the membrane potential. Amplitude is proportional to the strength of the stimulus. ... Duration of graded potentials may be a few milliseconds to seconds.
Explanation:
A physical factor that influences an ecosystem is called an "abiotic factor."
Answer:
sadasdasdadsaaaaaaaaaaaaaaaaaaaaaaaaaaaa
Explanation:
C bc the key word is replaced
