<span>Answer:
<span>A) endodermis
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Note:
<span>The central cylinder is delimited by the endoderm, a layer of well-adjusted cells and endowed with special reinforcements on the walls, known as the Striae of Caspary.</span>
A hormone is a regulatory molecule that is secreted into the blood by an endocrine gland
Answer: Mutualism
Explanation: The relationship between the crab and the sea anemone describes mutualism, a type of symbiotic relationship.
Mutualism describes the ecological interaction between two or more species that benefits both; typically involving the exchange of substances or services between both.
It plays a key role in ecology and is thought to have driven the evolution of much of the diversity currently in existence today.
Its the the number of proteins and neutrons in the atom.
