Every year, millions of people visit paleontology museums to observe replicas of life on Earth throughout geologic history. These “dinosaur bone” structures are not the fossils themselves, but are made using the fossils of dinosaur bones. What type of fossils are used to create these massive structures?

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

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .

most community's take hundreds of years to become stable

d we did this already