that they are both animals
Most human pathogens belong to the mesophile group because they are able to survive and grow best at moderate and human temperatures.
spieces
Humans belong to the species Homo sapiens within the animal kingdom.
Humans belong to the mammal group because humans and mammals give milk to there young and they have fur
vertabrates
Population
No group. Mermaids are made-up creatures depicted as having both fish and human aspects.
They were used them for balance.
Ancestral traits were traits retained by a species from a common ancestor. Examples would be the wings on birds and five fingers on the human hand.
Psychology as the others are sciences while psychology is an understanding of human nature.
I belong to the human race.
Vitamins belong to the group of organic compounds essential for various bodily functions. They are classified into two groups: water-soluble vitamins (such as B vitamins and vitamin C) and fat-soluble vitamins (such as vitamins A, D, E, and K).