The tissue in higher plants that makes the vascular system, consisting of phloem and xylem, by which water and nutrients are conducted throughout the plant.
The correct answer is amylase
The experiment must maintain internal and external validity, or the results will be useless. When designing an experiment, a researcher must follow all of the steps of the scientific method, from making sure that the hypothesis is valid and testable, to using controls and statistical tests
The first graph is correct. The population rises above then below the carrying capacity repeatedly. When the population rises above the carrying capacity, the population can no longer be supported and so it will decrease. When the population decreases below the carrying capacity, there will be more available resources so the population can grow.
