Many living organisms respond to things in the environment called

Events or occurrences in the environment of an organism that influence its behavior. Singular of stimuli is 'stimulus.

This is what i found on google“ the monomers combine with each other via covalent bonds to form larger molecules known as polymers. in doing so, monomers release water molecules as byproducts. this type of reaction is known as dehydration synthesis, which means “to put together while losing water. in the process, a water molecule is formed.” i hope this you