I don’t understand the question but if I can make a correct inference, they have thorns to protect themselves from predators.
The answer is II.Sexual reproduction results in more diversity
hypothesis can be reject or wrong because it's what somone thinks as a theory also it aslo cannot be proven correctly
and it aslo has to he tested many times
It consists of skin, hair, nails, and glands. The skin protects the body from the environment on the outside. It also functions to retain body fluids, protect against disease, eliminate waste products, and regulate body temperature. It also helps store fat and water.
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