D! The Cell membrane in found in all cells, and it is a single (mono) layer.
Same but like I got to answer questions before I can ask so sry
I would say the food availability for gray squirrels will be affected because we do not know their diet. It also say that the red squirrels and the black squirrels have the same diets meaning less food on the Island for the grey squirrel( depending on what he eats. )
Because Disaccharides have more chemical bonds.
Have cones as reproductive structures.
Have vascular tissue.