Answer:
Cells make up the smallest level of a living organism such as yourself and other living things. The cellular level of an organism is where the metabolic processes occur that keep the organism alive. That is why the cell is called the fundamental unit of life.
An endoskeleton of calcified cartilage
Answer:
Active heating captures sunlight, either as heat or electricity, to augment heating systems, while passive heating captures heat from the sun as it comes into your home through windows, roofs and walls to heat objects in your home (hope that helped?)
Explanation:
Answer:
Industries cause enormous water pollution: By directly discharging their untreated effluents into water bodies like rivers and lakes. By letting their polluting effluents flow onto land so that they get absorbed into the soil and pollute underground water.
Gamates cells have half the chromosomes
