Answer: The word X represents the organs which is no longer used by the species.
Explanation:
The word vestigial shows the characters that is not used by the species anymore. Example is appendix which is considered as a vestigial organ in human beings as it is no longer useful for the human body.
This organ was used when there was only vegetarian food available for the human beings to eat.
But now that animals and vegetable both are available there is no need for the enzyme required the digestion of cellulose.
So, this organ is vestigial for the human body.
Hello, this is the completion: UUC CGA UAG UCG CUC GCA ACU ACG CGC UGH AGA ACU Hope this help, please double check before submitting:)
Nearsightedness is the answer.
Answer:
C. the cultural tradition of using stones to crack nuts has arisen in only some populations
Explanation:
The cultural tradition of using stones to crack nuts has arisen in only some populations of the Chimpanzees who live in environments containing oil palm nuts, meaning not all Chimpanzees actually use stone to crack down the nut except few of them and this because their environment contain oil palm nuts.
X=2
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