Answer:
While exercise is a common cause of muscle fatigue, this symptom can be the result of other health conditions, too.
Causes of muscle fatigue
Addison's disease.
age.
anaerobic infections.
anemia.
anxiety.
botulism.
cerebral palsy.
chemotherapy.
Answer:
The human body is able to synthesize them: proteins, fats
Contains nitrogen in the amine group
: proteins
Made according to instructions from DNA: proteins
Explanation:
The cells of the human body synthesize proteins from the transcription and translation processes.
Fats and carbohidrates are ingested in the diet and metabolized by the body. However some types of fat such as cholesterol is synthesized by the human body. Same as phospholipids that are part of the membranes.
Proteins are formed by hydrogen, oxygen, nitrogen and carbon. Amino acids are characterized for owning a carboxyl group (-
COOH) and an amino group (-NH2)
Consists of cranial and spinal nerves carrying impulses to and from the brain and spinal cord
<span>characteristics are cellular organization, reproduction, metabolism, homeostasis, heredity, response to stimuli, growth and development, and adaptation through evolution.</span>