It might be 23% because 77% of water covers earth and most of the water is either polluted or salt water.
Nucleicacid is inside the bacteriophage
1.Blood is the liquid tissue that carries oxygen and nutrients round the living systems, passing through veins and arteries. It also carry carbon dioxide out of the living system towards the lungs for exhaling out. A normal blood sample should have the following components: PLASMA, RED BLOOD CELLS, WHITE BLOOD CELLS AND PLATELETS.
2. The plasma is the liquid components of the blood and is composed of water, ions, proteins, nutrients, dissolved gases, fat, hormones, wastes, etc. The plasma function as a transport medium to deliver nutrients, hormones, ions, oxygen, etc to all the cells in the body in order to maintain homeostatic balance. The red blood cell is responsible for transporting oxygen and carbon dioxide. The white blood cell are part of the immune system and fight against infections. The platelets are the part of the blood that are responsible for blood clotting when one sustain injury.
It is the reservoir. It is the long haul host of a pathogen of an irresistible infection. Has regularly don't get the sickness conveyed by the pathogen, or it is conveyed as a subclinical disease as is asymptomatic and non-deadly.
A reservoir is an irresistible specialist ordinarily lives and increases, on which it depends basically for survival, and where it replicates itself in such way that it can be transmitted to a vulnerable host.
