Answer:
B cell membranes protect a cell,and cell walls do not
Corn, believe it or not, is indeed a type of grass. It has been selectively bred, and genetically engineered to produce large ears of corn.
Answer:
El tejido en las plantas vasculares que circula líquido y nutrientes.
El sistema vascular, también llamado sistema circulatorio, está formado por los vasos que transportan sangre y linfa a través del cuerpo. Las arterias y las venas transportan sangre por todo el cuerpo, entregando oxígeno y nutrientes a los tejidos del cuerpo y eliminando los desechos de tejido.
Explanation:
Lunar phases are basically the different positions of the moon that we see throughout its whole cycle, from new moon to full moon, back to new moon. Eclipses, though are more rare phenomena. These occur when the sun, moon, and earth line up at a specific position.
Asteroids are usually dense bodies, with many different formations on their surface. They are also believed to be the largest source of precious metals on our planet.
Comets are bright clouds of gas surrounding a center nucleus that speed toward the sun and heat up at the same time. They contain dust, ice, carbon dioxide, and other gases. As the comet soars toward the sun, the radiation pushes dust particles back, forming the tail they are known for.