Which of the following correctly represents the radioactive decay of cesium-137?

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Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit

What are the two largest greenhouse gases