Mature mammalian red blood cells lack nuclei, mitochondria and rough endoplasmic reticulum, they do not contain DNA and consequently, cannot divide. They also cannot synthesise RNA nor synthesise any new proteins, and consequently, have a limited lifespan. Mature red blood cells circulate for about 100–120 days in the body before they are removed by the spleen.
Hope this helps
No a solution is not a combination a combination is when you combine something
A muscle tetanus!
Please rate brainliest if this helps!
Answer: TOXICOLOGY
Explanation: Toxicology is a branch of science that studies that adverse effects that occurs in living organisms when exposed to chemicals and physical agents.
Toxicology deals with risk assessment.
In toxicology, observation and reporting of the symptoms, mechanism of action, detection and treatment of toxic substances when exposed to living organisms especially humans are carried out.
The knowledge of toxicology aids in the advancement of environmental health.