Critically discuss how career and study choices are influenced by each of the following socio-economic factors:
(a) Community needs
(b) Availability of finances / affordability​

answer: f

explanation: g

grav force prop 1/r squared 2r all squared is 4rsquared 1/4rsquared quartered

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 =