It requires energy when a substance must travel against a concentration gradient through the membrane
Geothermal is renewable because heat is continuously produced inside the earth.
Also One of its advantage is that its found Everywhere.
Option B is Legit.
Answer:
C. Bacteria
Explanation:
An example is E. coli. In general, prokaryotic cells are those that do not have a membrane-bound nucleus.
Answer: HI your question is incomplete but i will provide a general answer that can help you
answer : Permeable Rock layers allow the flow of fluid like substances through them, While Impermeable rock layers do not allow the flow of fluid like substance through them.
Explanation:
Permeable rocks are rocks containing pores through Fluid like substances can penetrate through in the rocks. examples of Permeable rocks are ; Sandstones and Chalk
While an Impermeable rock is a rock that does not allow the flow of fluid like substance through it due to the absence of pores in its rock layers . examples of such rock are ; Clay and marble
Although some permeable rocks might exhibit low level of permeability as well but generally Rock sample with pores are classified as permeable rock layers.