I need a boy best friend

HAHA N-O Sorry

Explanation:

I am not a boy but i am not like other girl. Like gossip gossip gossip or drama or stuff like that. I am kind of a tom boy:

Explanation:

Wanna be friends:

it is given that trillions of microbes make up to 1% to 3% of the body mass.

let's take average of this percentage: 2%

consider the average mass of the human body as 70 kg.

then, trillions of microbes would have mass  

therefore, 100 trillion micro-organisms would weigh:

this is an approximate value and could change depending on the mass of the human body and percentage of the microbes present in it.

average mass per microorganism =