Describe what it means to be human in an increasingly technological world.
Humans(Homo sapiens) are the most abundant and widespreadof, characterized byand large, complex brains. This has enabled the development of advanced,, and. Humans are highly social and tend to live in complexcomposed of many cooperating and competing groups, fromandnetworks to political.between humans have established a wide variety of values,, and, which bolster human. Curiosity and the human desire to understand and influence the environment and to explain and manipulate phenomena have motivated humanity’s development of,,,, and other fields of study.
Although some scientists equate humans with all members of the genus, in common usage, it generally refers toHomo sapiens, the onlymember.H. sapiensemerged around 300,000 years ago in Africa, evolving fromand migrating, gradually replacing local populations of. For most of history, all humans were. The, which began inaround 13,000 years ago, saw the emergence ofand permanent. As populations became larger and denser, forms of governance developed within and between communities and a number ofhave risen and fallen. Humans have continued to expand, with a global population of over 7.9 billion in December 2021.
and theinfluence human biological variation in visible characteristics, physiology, disease susceptibility, mental abilities, body size and life span. Though humans vary in many traits (such as genetic predispositions and physical features), two humans are over 99% genetically similar. Humans: Generally, men have greater body strength and women have a higherpercentage. At puberty, humans develop. Women are capable of, and undergoand becomeat around the age of 50.
Humans are, capable of consuming a wide variety of plant and animal material, and haveand other forms of heat to prepare andfood since the time ofH. erectus. They can survive for up to eight weeks without food, and three or four days without water. Humans are generally, sleeping on average seven to nine hours per day. Childbirth is dangerous, with a high risk of complications and death. Often, both the mother and the father provide care for their children, who are.