The correct answer is: b. corticospinal pathway
The corticospinal pathway is a motor pathway that starts at the cerebral cortex and terminates on lower motor neurons and interneurons in the spinal cord. Its function is to control the movements of the limbs, directly and voluntary.
Answer: Sieve tubes and cytoplasm.
Explanation:
7.960 x 10 to the 3rd power :)
To perform photosynthesis, plants need three things: carbon dioxide, water, and sunlight.
The change in intractellular pH can potentially affect virtually all cellular processes. It includes metabolism, membrane potential, cell growth, movement of substance across of surface membrane, state of polymerization of the cytoskeleton and the ability to contract in muscle cell
