I’ve only had one and it didn’t flow so ion think so
Genetic variation is important because it allows natural selection to increase or decrease frequency of alleles already in the population
Answer:
C
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Isn't it a because in b at the start of the equation the E in Fe just disappeared
Answer:
The electrons are supplied by the species getting oxidized. They move from anode to the cathode in the external circuit. The external battery supplies the electrons. They enter through the cathode and come out through the anode
