Guanine and adenine hope that helps I think
If you look into a diagram of a virus you will be able to see that the outside of a virus is surrounded by a capsid, that is made with proteins.
The answer would be the third choice: <u>it is usually dry</u>. <u />Climate is the usual weather conditions in a specific area.
hope this helped :)
The kidneys remove waste products from metabolism such as urea, uric acid, and creatinine by producing and secreting urine. Urine may also contain sulfate and phenol waste and excess sodium, potassium, and chloride ions.
Both have been impacted by oil drilling and mining.