¿Qué probabilidad tiene una pareja de polidacticos heterocigoticos de tener un hijo no polidactico?

Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport

In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring

Someone me with this: a mineral' is determined by its actomic structure.