The blood cells that contain a red pigment called hemoglobin for bringing oxygen to the cells of the body are red blood cells
People just don't care anymore about what they do.
Answer:
It is important for organisms to be able to adapt to changes in the abiotic factors because it allow them to maintain homeostasis.
Explanation:
Answer: ... it stores its genetic information as RNA and not as DNA and can synthesize ...
Explanation:
In contrast with other viruses, HIV can't be got rid of completely from the human body , even with treatment.
So like stated above, the characteristic of the human immunodeficiency virus (HIV) that makes it different from other RNA viruses is that it stores its genetic information as RNA and not as DNA and can synthesize DNA from an RNA template it carries to override it hosts DNA.
So once one get HIV, such have it for life. HIV attacks the body's CD4 cells (T cells) that wall of the immune system that specifically help the immune system fight off infections.
The mechanism of the HIV storing its genetic information as RNA rather than as DNA , it replication and infection pattern has made it standout to become a global treat.
Explanation:
Deliver nutrients to the body cells.
