The allele that seemed to be lost in the first-generation but reappeared in about one-fourth of the second-generation plants is called the allele.

answer; a muscle cell, another neuron and a of the above

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explanation:

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