Which of the following is a correct association? O leucoplasts : carbon fixation O xylem : conducts sugar O sclerenchyma :: photosynthesis and storage O cell wall:: conducts water O epidermis :: protection

9. Find the final concentration as a percent (w/v) of dextrose when 75 mL dextrose 50 % (w/v), 50 mL of sodium chloride 0.9 % (w/v), and 100 mL of dextrose 5 % (w/v) sodium chloride 0.45 % (w/v) solution are mixed together.

31 nes a week a 301. How many calories will a 150-pound person burn if he/she walks 2 mph for 1 hour? (а) 240 сal. (c) 2,400 cal. 3 (b) 2,000 cal. (d) 24,000 cal. 302. How many çalories will

8 You have a stock dye solution with a concentration of 0.25 mg/mi. You take 20 ul of this dve and place You nave ses tube filled with 40 ml of water (final volume). What is the amount of dye present in the glass tube?