The likely answer here is spore coat.
Several types of bacteria will form a spore when they are presented with unfavorable conditions. When conditions improve, the spore germinates and the bacteria continues to replicate.
After cleavage of the nucleoplasmin protein, only the tail segments appeared in the nucleus is evidence of a discrete nuclear localization signal somewhere on the nucleoplasmin protein.
Answer:
Sahelanthropus
Explanation:
Sahelanthropus is the oldest known possiblle hominin (usually referred to as a proto-hominin) that has been found to date; Its fossils date back about 7-6 million years. It lived in west-central Africa, just after our ancestor diverged from chimpanzees and bonobos.
The current word population is : 7,632,819,325
Hope I helped :)