MCAT Meaning by word
Q1
n. knee-jerk reflex
(*) the monthly bleeding that occurs cyclically in a women during the reproductive years; menses
(*) reflex contraction of the quadriceps muscles leading to a sudden involutary extention of the knee
(*) a chemical used to kill insects
(*) isomers that have identical covalent arrangements but are different with regard to the arrangement of their groups in space