Match the terms to their definition. 1. cortex
waxy layer on epidermis
2. cuticle
dermal layer made of dead cork cells
3. epidermis
vascular tissue tubes in plants that transport food and nutrients
4. periderm
vascular tissue tubes in plants that transport water and minerals
5. pith
outermost dermal tissue layer of a plant
6. phloem
food storage area of stems
7. tissue
food storage area of roots and stems
8. transpiration
the process by which plants release water vapor
9. xylem
a group of cells working together to perform a particular task

the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation:

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.

thats not a question