If the predator that feeds off the dart frogs goes extinct or migrates to a different area then the dart fronts will have a much larger population. This means that the resources the dart frogs rely on will start to deminish and their prey will have smaller numbers
In my opinion, I think it would be granite rocks.
Water moves upward through a plant through the xylem tissue. Along with water, xylem also transports dissolved minerals, and some small organic molecules. Three factors that influence the flow of sap through a plant include diffusion, transpiration and capillary action. Water transport occurs in a plant's xylem tissue.
Duyen has Hepatitis B. Hepatitis B contaminates in excess of 300 million individuals worldwide and is a typical reason for a liver ailment and liver tumor. HBV, an individual from the Hepadnaviridae family, is a little DNA infection with uncommon highlights like retroviruses.
At the point when the viral DNA polymerase is utilized to interpret RNA to DNA, it is going about as a switch transcriptase like that found in retroviruses. Actually, Hepatitis B infection's DNA polymerase and retroviral turn around transcriptase are fundamentally the same as and may have developed from a typical progenitor.