HOW AIDS SPREADS?

 Aids spread by first unsafe sex, blood to blood, infected syringe and infected surgical instruments. Beware all these. and then step further.

Comments

Post a Comment

Popular posts from this blog

Importance of Water

There is the importance of water in living things. Water is the medium of life. It is the foremost overabundant compound all told living things. Its amount of living things varies from 65 to 89%. Human tissues contain about 20 per cent of water in bone cells and 85 per cent in brain cells. Water has these significant properties. it's the importance of water. 1. Solvent Property Due to its polarity, water is an excellent solvent for polar substances. Ionic substances when dissolving in water, dissociate into positive and negative ions. It's another importance of water. 2. Heat Capacity There is another importance of water that it had a great ability of absorption of heat. The specific heat capacity of water the number of calories required to raise the temperature of 1g of water from 15 to 16 C is 1 calorie. Because much energy to require to break down hydrogen bonds. 3. Heat of Vaporization Water absorbs a lot of heat because it changes from liquid to gas. The heat of vaporizati...
Read more