When Skeletal muscle contracts an arrangement of the alternating light and dark bands traversing each skeletal muscle cell changes. Which of the following statements is not correct?(a) The dark A bands will remain a constant length(b) The space occupied by the H zone will not change(c) The light I bands will shorten(d) The z lines come closer together(e) The I band consists solely of thin actin filaments
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Biology, 22.06.2019 09:30
Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these
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Some substances but not other can cross the (blank) membrane of a cell
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Pls the table below shows the role of different substances during photosynthesis. substance role during photosynthesis glucose stores chemical energy water combines with glucose to form carbon dioxide chlorophyll traps sunlight which of the following statements would correct one of the roles listed in the table? glucose combines with carbon to form water. chlorophyll reacts with light to produce carbon dioxide. water combines with carbon dioxide during photosynthesis. chlorophyll stores chemical energy needed for photosynthesis.
Answers: 2
When Skeletal muscle contracts an arrangement of the alternating light and dark bands traversing eac...
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