Bio 2601 midterm 2 || with A+ Guaranteed Solutions.

Epidermis correct answers wood part of the root (outside) Endodermis correct answers Contains the casparian band surrounds vasculature Vascular tissue types correct answers - phloem - xylem - endodermis - pericylce/cambium Xylem correct answers -dead cells at maturity -translocates water and nutrients from roots to shoots (unidirectional) -tracheids and vessels tracheids correct answers long and skinny lots of pores so vertical and lateral water transfer cell walls fortified vessels correct answers short and fat phloem correct answers living cells connected through sieve plates transports products of photosynthesis and signalling molecules between source and sink tissues (bidirectionally) individual cells can't transport both ways Sieve element cells correct answers has mitochondria, plastids, smooth ER under high turgor pressure (lots of solutes) need companion cells companion cells correct answers function in loading and unloading of sieve elements fully functional cells lots of energy for photosynthesis sieve plates correct answers holes in cell walls between sieve elements covered by smooth ER Water potential correct answers osmotic (solute) potential + pressure potential + gravitational potential water moves toward more negative (lower) pressure Osmotic potential correct answers measure of solute concentrations on either side of the membrane and resulting water movement move from high to low