Answer:
brown hair and physical trait
Answer:The first one
Explanation:Parasites increase in the host's body because they need to reproduce, causing the number of parasites to increase
The Precambrian eon is separated from the Phanerozoic eon in the fossil record because of the sudden appearance of organisms.
Explanation:
Precambrian eon is the initial existence on earth that can be predicted by the study of rocks and remaining of fossils. It has been seen as the existence of skeleton in this era, before this era no such things has been observed, even the development of sexual reproduction.
The Phanerozoic era comes after the Precambrian era, more advanced kinds of fossils of animals had been observed in this era. Phanerozoic era period of life on earth. Large organisms sudden appearance are seen in the Phanerozoic era i.e. First dinosaurs, mammals, fishes, angiosperms,first vertebrates etc.
Protons: positive
neutrons: no charge
electrons: negative
Explanation:
Technology has made life easier for everyone, for example : long - distance communication has been made easier, etc.
