The answer is c. heliotropism. Hope this helps.
<span>The most significant characteristic of sexual reproduction is the fact that the offspring's traits/ characteristics are not identical to the parents' traits. So, there is a variety of looks and traits passed down.
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<span>The somatic nervous system is known as the voluntary nervous system, is a part of the peripheral nervous system. It consists of neurons that are associated with skeletal or striated muscle fibers. It affects voluntary signaling for many resion. A large part of the PNS is composed of 12 pairs of cranial nerves and 31 pairs of spinal nerves.</span>