If a coral reef experiences repeated small disruptions, which of the following will most likely happen first?
Select one:
The ecosystem will take longer to recover from each disturbance.
After the first disturbance, the ecosystem will return to its original state. Further
disturbances will not affect it.
The ecosystem will take the same amount of time to recover from each disturbance.
After the first disturbance, the ecosystem will change into a new state.

Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .

The table lists the observations students made about four specimens under a microscope. based on these observations, what specimens did the students examine? animal plant virus prokaryote cell membrane present ribosomes present lysosomes present nuclear membrane present cell wall present ribosomes present nuclear membrane absent cell wall present ribosomes present nucleus present large vacuole present reproduces inside of a cell nucleus absent rna present 2019 edmentum all rights reserved intl

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm