in gene pool, it comes from a random mutation
sexual reproduction is the major cause of variations within a specie
Variations
You have to have variation in order to be able to have more successful variations, which succeed in evolutionary terms, and less successful variations which fail. If there were no variation in a species, there would be no natural selection.
what is the variety of life found on Earth and the variations within species is called
i cant recall learning it
Yes
It depends on the species. Of the Psittacide or true parrot family, there are approximately 330 species.
The variations of a shark are changes in the way they look.For example sharks vary by size,head,and species.
The variations of a shark are changes in the way they look.For example sharks vary by size,head,and species.
Hats off to Sir Charles Darwin for his theory of evolution! Variations are very important to species. Some of the variations are more suitable for the species to survive. You get new species with time by selection of the better ones.
Adaptation
Adaptation