Answer:
D. They float on convection currents in the mantle.
Explanation:
Answer:
true
Explanation:
Cerebrospinal fluids is a colorless fluid that is secreted in the choroid plexus,and circulates in the ventricles system and sub -aranchinoid space of the brain and spinal cord. its provides nutrients to the surrounding neurons, cushions the effects of trauma, pressure, acts as buffer and provides protection through immune system .
it plays a vital role in regulating blood flow, through a process called cerebral auto regulation,This is needed to maintain efficient cerebral blood flow of oxygen and other metabolites, and withdraw of metabolic wastes from the brain.
in order to analyze it to diagnose some neurological diseases its sample is usually taken out in a process called lumbar puncture.
Answer:
Adenosine triphoshate(ATP) is the energy currency of the cell.
Explanation:
Glucose is the Stored energy which is formed by the Glycogen. At the time when the energy is required glycogen is converted into glucose while, ATP is the energy which is ready to use. In aerobic conditions, Glucose produces about 30 ATP molecules. ATP molecule consists of HIGH ENERGY PHOSPHATE BONDS which are broken down when energy is required.
<u><em>ADP + inorganic phosphate (pi)</em></u><em>forms</em><u><em> ATP</em></u>
Answer:
science is the method of obtaining knowledge through observation and experimentation
Explanation:
4.B.-carrying out investigation
C-observing the natural world
