Explain how amino acid sequence data can help scientists infer patterns of evolutionary relationships between species. ... A gene's DNA sequence determines the order of amino acids that make up a protein, so changes in the DNA sequence often result in changes in the amino acid sequence as well.
Most vaccines will cause your body to produce cells that in turn produce thier own antibodies in order to fight off future illnesses later on whereas antibiotics provide a quick dosage of antibodies with no prolonged immunity and in fact kill off alot of the good bacteria in your body
The type of joint that allows bones to move backward and forward in only one direction is the hinge joints. Ball and socket are the joints that allows movement in all directions. Gilding joints are type of joints that are the vertebral disks that allow twisting, turning, and sliding. Hinge joints are formed between two or more bones where the bones can only move along one axis to flex or extend. They include the ankle, elbow and knee joints.