Answer:
Over 800,000
<em>Arthropods are found in all parts of the world in a wide variety of environments, from the deep sea to the frozen arctic regions. Over 800,000 species of arthropods have been identified, but scientists estimate that there may be tens of millions of species in this phylum, many of them yet to be discovered!</em>
Explanation:
correct me if im wrong
The outer layer of the skin is called the epidermis. This layer is formed by epithelial cells. The dead layer of cells is called the stratum corneum.
Answer:
B
Explanation:
The nuclear envelope is a double-layered membrane that encloses the contents of the nucleus during most of the cell's lifecycle.
Answer:
Cell sap is a fluid found in the vacuoles (small cavities) of the living cell; it contains variable amounts of food and waste materials, inorganic salts, and nitrogenous compounds. Phloem, or sieve-tube, sap is the fluid carrying sugar from leaves to other parts of the plant in the summer.
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<u><em>Hope this helps :)</em></u>
<u><em>Pls brainliest...</em></u>