1) if the cake has a heavy texture the flour might not be light enough for the dough or just because it doesn't have enough air in it
SOLUTION: fold some more air into it, or invest in some different flour.
4, Radiated heat from the Sun being absorbed by the ground.
The light-independent reactions, or dark reactions, of photosynthesis are chemical reactions that convert carbon dioxide and other compounds into glucose. These reactions occur in the stroma, the fluid-filled area of a chloroplast outside the thylakoid membranes.
