WILL AWARD 30 POINTS!! Using PCR it is possible to introduce both random and site-specific mutations into a DNA sequence IS IT TRUE OR FALSE

Facilitated diffusion move large molecules and/or polar molecules across the cell membrane. what does facilitated diffusion use to do this?

All phases of matter may have a fixed mass

Animals have a variety of adaptations,including trachea and gills, which allow this key process to occur. which provides the molecules necessary for cellular respiration and efficient atp synthesis?