A : a car driving down a hill
Answer:
D. The tubes allow water and nutrients to be transported throughout
the plant.
Explanation:
option D supports the description of the cells. The long , vertical tubes transport water and nutrients and are most likely xylem and phloem vessels.
option A is wrong since, chloroplasts inside the cell helps in absorbing sunlight.
option C is also wrong, because water loss is controlled by the stomata in the leaves and they are not long tubes.
option B could possibly be right but option D is better suited.
The answer is C. The brain stem controls blood circulation.
Answer:
"Autonomic nervous system" is similar to the autopilot of the airplane
Explanation:
The autonomic nervous system is a portion of the govern system which regulates the metabolic or the physiological processes of the human being. Inside the brain the autonomic nervous system is controlled by the hypothalamus. On the other hand the autopilot of the airplane is the combination of the system that are required for the automatic operation of the plane. Hence, both the things are similar but works for different process.
