Which of these statements about photosynthesis is correct? both photosynthesis and respiration require the same amount of energy for metabolic processes, such as synthesis and the breakdown of carbohydrates. photosynthesis releases energy for metabolism, whereas respiration requires energy for the breakdown of carbohydrates. photosynthesis requires energy for the synthesis of carbohydrates, whereas respiration releases energy during the breakdown of carbohydrates.

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. label the following topographic map. click on a label below the map to select it, and then click on the appropriate box on the map to place the label. (increments for contour lines is 50 ft).

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above