Which of the following BEST describes the recommended simple sugar intake for athletes? A. Most athletes should eliminate all sugar from the diet.
B. Most athletes should keep sugar intake to less than 5% of total daily energy intake.
C. Most athletes should keep sugar intake to less than 10% of total daily energy intake.
D. Sugar should not be restricted in the athlete's diet because it provides a good source of carbohydrate for the working muscle.
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When coal has reached it hardest, darkest form, it is called select one: 0 a. sub-bituminous b. lignite c. bituminous d. antrhacite next page

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast