The axons of a motor neuron release a neurotransmitter which generates an impulse to contract a muscle. what is this neurotransmitter called?

Which statement is true for all sexually reproducing plants and animals? the process of mitosis produces gametes. the process of mitosis always produces diploid cells. the process of meiosis produces gametes. the process of meiosis produces haploid cells. the process of meiosis produces diploid cells.