Determina las proporciones genotipicas y fenotipicas de la primera y segunda generacion filial de una planta de guisantes de semillas lisa y amarilla con una planta de guisantes de semillas rugosa y verde? porfa es para mi tarea de remedial la necesito rapido ayuda no entiendoo:(

these muscles maintain the blood pressure in the vessels. the smooth muscles are innervated by nerves of the autonomic nervous system. when the muscles contract, they cause vasoconstriction of the vessels and increase blood pressure. when the muscles relax, they enable vasodilation of the   blood vessels hence reduce blood pressure.  

it is a limiting nutrient limited by a single nutrient in the ecosystem, & the single goes very slow.