Which of the following statements best explains the change in herbicide-resistant horse weed populations over time? Please help Thanks

the answer is: metamorphic rocks often show the presence of fossils, also a

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ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called