Answer:
D.
Explanation: Ecology: relation of organisms with one another or their surroundings.
Destruction of biodiversity. Water pollution depletes aquatic ecosystems and triggers unbridled proliferation of phytoplankton in lakes — eutrophication —. Contamination of the food chain.Human diseases: Pathogens(viruses,bacteria,fungi,protozoa etc)are biological pollutants of water. They cause typhoid,cholera,dysentery,jaundice,hepatitis.
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Answer: Chlorine-36 (^36Cl) is an isotope of chlorine.
Explanation: Chlorine has two stable isotopes and one naturally occurring radioactive isotope, the cosmogenic isotope ^36Cl.
Answer:
D.This process requires the interaction of several different cellular structures,
Explanation:
We don't have the information above. However, this process occurs in all cells, and it requires energy. Semi-conservative refers to the fact that, during DNA replication, each new molecule of DNA is made up of one strand of the original DNA molecule and one strand of a new molecule.
The synthesis of proteins from the information in an mRNA molecule does require several structures in the cell, including the nucleus, ribosomes, endoplasmic reticulum and Golgi apparatus.