¿which of the following organisms would be considered as heterotrophs?

a. my cousin juan who is a vegetarian

b. a seaweed

c. a banana tree

d. a coriander plant

a) Your cousin Juan.

Explanation:

All others can generate food from energy from the sun. Your cousin, unfortunately, can not, which is the definition of a heterotroph.

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products