Plants grow naturally towards the strongest source of light, this is called phototropism. They do this in order to maximise their exposure to the sun and increase the amount of photosysnthesis (and therefore growth). This is a survival mechansim.
researcher will either use random assignment or matching What do random assignment and matching have in common? They are both designed to create equivalent groups of participants. Random assignment is to random selection as _____ is to _____
Natural selection and chance. If one neutral allele replaces another in a population by random genetic drift (see Chapter. 10), then the bearers of the first allele had a greater rate of increase than the bearers of the. other.