Biology Topic Notes Combined
Proteins proteins?- have 7 main functions ? enzyme catalysis?- faciliates/speeds up certain chemical reactions; ex. enzymes defense?- recognizes foreign microbes; forms the center of the immune system; ex. immunoglobulins, toxins, antibodies transport?- moves certain small molecules/ions; ex. hemoglobin, proton pump support?- structural role; ex. fibres, collagen (most abundant protein in vertebrates), keratin, fibrin motion?- contracting muscles; ex. actin, myosin regulation?- receives/sends information to regulate body functions; ex. hormones storage?- holds molecules such as calcium and iron; ex. ferritin amino acid?- 20 different kinds used in specific orders to form proteins ?