Answer:
a gene
Explanation:
DNA is broken into strands called chromosomes, and these contain small segments called genes. These genes control traits, such as a thumb shape.
A dog's stomach acid is stronger than ours so they can digest bigger chunks of food unlike us superior humans lol
Answer:
it gives a greater variety of crops
Over 45.5 trees in the forest have been cut down i used to live there
The Earth's Water Cycle involves Evaporation, Condensation, and Precipitation. Evaporation purifies the water resulting to the replenishment of freshwater to the Earth.
Water pollution is a concern despite of the water being continuously cycled through Earth's systems because the source of pollution is has not been removed.
Water pollution is defined as the contamination of bodies of water. Pollutants are directly or indirectly released to the bodies of water causing the water to be polluted.
Imagine: A river is filled with garbage, it is polluted. The water from the river undergoes the water cycle but since the garbage is still present in the river, the freshwater that comes from precipitation becomes polluted.