Active transport is a cellular transport mechanism. It’s the movement of molecules that are assisted by enzymes along the way to a higher concentration.
Answer: Option A "Choroid plexus".
Explanation:
Cerebrospinal fluid can be defined as the fluid that is found in the brain and spinal cord of human beings. It is a clear and colorless fluid.
The production of cerebrospinal fluid takes place by the specialized ependymal cells that lies in the choroid plexuses which is present in the ventricles of brain.
The amount of cerebrospinal fluid in a day is 500mL. This fluid acts as cushion that protects the brain from mechanical and immunological protection.
Hence, the correction answer is option A
Answer:
The correct answer is D! Hope this helps!
Answer:
"the act of placing multiple text elements side by side to compare them"
Explanation:
the definition of juxtaposition is "the fact of two things being seen or placed close together with contrasting effect."
This helps us sustain life by
<span>the tendency of a liquid in a capillary tube or absorbent material to rise or fall as a result of surface tension.</span>
