It's an example of a molecule
Explanation:
The use of microorganism in our day to day life is making medicine.
Answer:
A machine have 75% efficiency means 25% of efficiency has been lost due to friction and a machine can work 75% only.
Answer:
A
Explanation:
they watched there mother
Answer:
Look at the properties of Oxygen and Silicon - the two most abundant elements in the Earth's crust - by clicking on their symbols on the Periodic Table.
Explanation:
