The number of valence electrons an element has changes often, so we cannot use the periodic table to predict the number of valence electrons an element has
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Me with biology endocrine system crossword also image left i need with hw

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.

Light sensitivity in euglena is provided by the