What are two harmful effects on aquatic systems resulting from the increase in the human population in coastal areas?

What is NOT true about the evidence that fossils provide? A. Some fossil organisms are transitional forms between groups of organisms. B. Fossil organisms often share physical similarities with living organisms. C.

If an environment will support either aerobic or anaerobic respiration, why will microbes default to aerobic respiration? A. because it requires free oxygen B. because it produces much more energy C. because it involves the breakdown of glucose D.

How are igneous rocks classified? A.) by cooling rate B.) nBy color C.) by the degree of foliation D.) by texture and composition

Which part on the energy pyramid has the highest amount of energy? A. primary producers B. primary consumers C. secondary consumers D. tertiary consumers

How do the chemical structures of ribose and deoxyribose differ?

DNA and RNA share a number of similarities, but they also differ in certain aspects of their structure. Which nitrogenous base is found in RNA but is not found in DNA? uracil adenine thymine cytosine

What is The water in an estuary

Divergent boundaries are characterized by explosive lava flow. true or false

10. Chemical changes result in new substances, but physical changes do not. Which process is an example of a chemical change? A. chopping a tree B. cooking a steak C. heating a cup of tea ndrying clothes in the dryer

What is the role of the helicase enzyme in the DNA replication?