i think the correct answer is B considering that the channels are not always open for the protons to freely diffuse through the inner membrane.
The answers are;
homeostasis
metabolism
heredity
movement
cells
sensitivity
reproduction
The other characteristics of living organisms include that are not among the choices are growth, adaptation, and interactions. These are characteristics shared by all living organisms whether large or small, complex or simple. They are born by a bacteria(simplest living organism) to humans (complex organisms).
Upwelling is a process in which cold water from depths arise to the surface
D looks like the oldest one because there is barley anything there. if not then I would do b
In arabidopsis, a mutation causing the b-class genes to be non-functional will result in the organ identity of the four whorls to be; Sepal, sepal, Carpel, carpel. Arabidopsis is an angiosperm, a dicot from the mustard family Brassicaceae. It is widely used as a model organism in plant biology. It offers important advantages for basic research in genetics and molecular biology.