C is paired with g
a is paired with t
g is paired with c
so...gtc
Answer:
protozoan, organism, usually single-celled and heterotrophic (using organic carbon as a source of energy), belonging to any of the major lineages of protists and, like most protists, typically microscopic. All protozoans are eukaryotes and therefore possess a “true,” or membrane-bound, nucleus.
Explanation:
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There are nine separate layers of cartilages that protect and frame larynx. The nine layers of cartilages include laryngeal cartilage, cricoid cartilage, two arytenoid cartilages, two cuneiform cartilages, two corniculate cartilages and epiglottis. It is more pronounced in male than in female. all these structures function together to facilitate various process such as respiration vocalization, air protection and swallowing of substances from the mouth into esophagus.
Answer: mutations that natural selection can work on. 4.) How do scientists calibrate a molecular clock? ... they compare the number of positive mutations that have occurred in a particular species with the number of negative mutations that have occurred
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