Secondary consumer is the answer.
Answer:D. Nerve cord, notochord, gut
Answer:
His studies focus on the evolution of cis-regulatory elements in the regulation of gene expression in the context of biological development, using Drosophila as a model system.
<span>C is the correct answer. Electrons are not in a fixed position — they float around the outside of the nucleus in a cloud. In contrast, the protons and neutrons are found inside the nucleus. Electrons are also much smaller than both protons and neutrons.</span>