What accounts for the fact that regions near the equator tend to be warmer than other regions on Earth?
O A. The sun's rays transfer less heat per square kilometer near the
equator.
O B. The sun's rays strike Earth's surface at an angle near the equator.
O C. The sun's rays are concentrated in a smaller area near the equator.
O D. The sun's rays are spread over a larger area near the equator.
SUBMIT

poor water quality affects most estuarine organisms, including commercially important fish and shellfish. the pollutants that have the greatest impact on the health of estuaries include toxic substances like chemicals and heavy metals, nutrient pollution (or eutrophication), and pathogens such as bacteria or viruses.

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.

a physical change is being made.