Which of the following statements is false?
A) The ground tissue system of a leaf is called the mesophyll.
B) Each vein in a leaf is composed of either xylem or phloem, but not both.
C) The veins in a leaf are continuous with the veins of a stem.
D) The pith of a stem is often important in food storage.
E) Tissues that are neither dermal nor vascular are known as the ground tissue system.

1. -define adaptation2 explain darwin's theories of descent with modification and natural selection in detail3. -explain how each of these provides evidence for evolution: a. -fossil record, including superposition and transitional fossilsb-anatomy, including homologous structuresc-biological molecules, including dna and proteins4. -explain the difference between convergent and divergent evolution.5. -define and give three examples of artificial selection6. -define and give one example of coevolution.7. -explain biodiversity and how it benefits humans.8. -explain a type of population lest affected by environmental change.