Answer:
A. True
The sympathetic division of the autonomic nervous system prepares the body for stressful situations that require energy expenditure, such as by increasing heartbeat and respiratory rate to flee from a threatening situation
Explanation:
The autonomic nervous system has two kinds of nerve system, the parasympathetic nervous system and the sympathetic nervous system. The sympathetic nervous system is connected to the internal organs of an organism which is automatic and regulates and control these organs even without consciousness of the organism. Under stressful situations, the sympathetic nervous system is stimulated and prepares the organism in a fight or flight response by increasing the heart rate and increasing flow of blood to the muscles while decreasing the flow of blood to the skin. The overall result is to make the organism ready for an imminent danger.
Answer:
They attach at the kinetochore. Which can be a disk or a protein.
ATP is made out of adenosine tri phosphate molecules, which is energy converted from glucose. rna is made from nucleic acids
The atria are chambers<span> in which </span>blood<span> enters the heart. They are located on the anterior end of the heart, with one atrium on each side. The right atrium </span>receives <span>deoxygenated </span>blood<span> from systemic circulation through the </span>superior vena cava<span> and</span>inferior venae cavae<span>.</span>
A. proteins
they play many critical roles in the body, and are required for cell structure, function, and regulation of body tissues and organs :)xx