What is a better conductor of heat timber or fiber

Timber.

Wood is a great conductor of heat. Fiber works well but wood is better.

Hope this helps! Have a great day.

-wfz

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme

i think its both a and b