<span> It is called the proglottid. </span>
Answer:
Glucose serves as a major source of energy for metabolic processes in mammalian cells. Since polar molecules cannot be transported across the plasma membrane, carrier proteins called glucosse transporters are needed for cellular uptake.
Explanation:
Competition of resources, predation or disturbances (man-made and natural)
Density...
Fire bricks absorb many btu’s, so once heated up only a small flame is required to maintain that heat/temperature.
The fire brick composition is mostly materials like alumina silica sand, clay, not very porous.