Answer: its b i just got done with it
Explanation:
Mold is a living organism, therefore it is biotic.
The question is incomplete as it does not have the options which are:
A.bodily humors. B.synaptic clefts. C.neurotransmitters. D.growth hormones.
Answer:
The correct answer will be option- C
Explanation:
Neurotransmitters are the chemicals released from the neurons at the synaptic junctions which helps in the transmission of the electrical impulse from one neuron to another.
The dopamine, serotonin and nor-epinephrine are the biogenic forms of neurotransmitters which are synthesized from the precursors of the amino acids. These neurotransmitters are produced in producing different functions in the body.
Thus, option- C is the correct answer.
<span>The mammalian sperm cell consists of a head, a midpiece and a tail. The head contains the nucleus with densely coiled chromatin fibres, surrounded anteriorly by an acrosome, which contains enzymes used for penetrating the female egg.</span>