How do estuaries compare in terms of production compared to other areas?

there is no productivity in an estuary.
estuaries are the most productive of all marine ecosystems.
estuaries are productive, but far less than other marine ecosystems.
estuaries are the least productive of all marine ecosystems

Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection

Development has provided electrically for less money but what may be considered a cause of nuclear power