Regulates movement of mineral ions into root xylem.
Choose the letter of the best match:
A. abscisic acid
B. trichomes
C. aquaporin
D. endodermis
E. stoma
D. endodermis
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Atomic Mass
What will be an ideal response?
Which of the following is not a net product or reactant of photosynthesis?
A. carbon dioxide B. glucose C. water D. oxygen E. ATP
How could personal DNA testing be beneficial to medicine? What will be an ideal response?
In a certain variety of plants, a cross between a red-flowered plant and a white-flowered plant
produced an all-red flower F1. In the F2 there were 140 red-flowered plants, 50 cream-flowered plants, and 65 white-flowered plants. (a) Offer an explanation for this F2 ratio. (b) What ratio would be produced in a testcross of the F1 hybrid? (c) What ratio would be produced if all the white-flowered F2 plants were crossed among themselves? What will be an ideal response?