Ascientist uses artificial selection to produce a new type of cow. compared to their parents, the new cows are

answer; i believe that the correct answer is ; males are hemizygous for the x chromosome;

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