Question

Why are human beings who look so different from each other in terms of size ,colour and looks said to belong to the same species

Answer 1

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$\bf\Huge\red{\mid{\overline{\underline{ ANSWER }}}\mid }$

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$\Large\fbox{\color{purple}{QUESTION}}$

WHY ARE HUMAN BEINGS WHO LOOK SO DIFFERENT FROM EACH OTHER IN TERMS OF SIZE , COLOUR AND LOOKS ARE SAID TO BE BELONG TO THE SAME SPECIES?

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$\Large\fbox{\color{purple}{ SOLUTION }}$

★ REASON ★

ON THE BASIS OF TIME DATING, STUDY OF FOSSIL AND STUDIES INVOLVING DNA SEQUENCES , IT IS CLEAR THAT ALL HUMANS BELONG TO THE SINGLE SPECIES HOMOSAPIENS THOSE OTHER SUB-SPECIES NAMELY HOMOSAPIENS NEANDERTHALENSIS

AND HOMOSAPIENS FOSSILS EVOLVE BUT DISAPPEARED SHORTLY DUE TO GEOLOGICAL AND CLIMATIC CHANGES BESIDE THEY HAVE CAPACITY OF INTERBREEDING EXAMPLE THEIR REPRODUCTIVELY NOT ISOLATED REPRODUCTIVE ISOLATION IS MUST TO CATEGORISE THEM AS DIFFERENT SPECIES

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Answer 2

Answer:

All humans are a single species Homo sapiens which originated in Africa. Some of our ancestors left Africa, while others stayed on. Those who migrated slowly spread across the planets.