If a 50-kilogram student is pushed in a rolling chair with a force of 20 N, what is the student’s acceleration? Group of answer choices

Six amino acids have side chains that are polar but not charged. these are serine (ser), threonine (thr), cysteine (cys), asparagine (asn), glutamine (gln), and tyrosine (tyr). these amino acids are usually found at the surface of proteins, as discussed in the proteins 2 module.