This activity includes 20 picture cards: 5 each of Instincts, learned behaviors, acquired traits, and inherited traits. The students should 1st sort the cards by the four categories. There is an answer document sheet included to record answers on. This product could be used with the cards only to activate prior knowledge with students by asking them how they would sort these and use turn and talk time with their neighbors. The cards could can also be used with the answer sheet to demonstrate understanding of the concept. This activity matches Texas SE 5.10B.