The model shows a specialized cell in a tree leaf.What is this type of specialized cell called?A.Guard cellB.TracheidC.Palisade cellD.OsteocyteSUBMITarrow_backPREVIOUS
Question
The model shows a specialized cell in a tree leaf.What is this type of specialized cell called?A.Guard cellB.TracheidC.Palisade cellD.OsteocyteSUBMITarrow_backPREVIOUS
Solution
Without an image or more context, it's difficult to definitively answer your question. However, based on the options and the fact that we're talking about a tree leaf, the specialized cell could be a Guard cell or a Palisade cell.
Guard cells are specialized cells in the epidermis of leaves, stems and other organs that are used to control gas exchange. They are produced in pairs with a gap between them that forms a stomatal pore.
Palisade cells are a type of leaf tissues and can be found in the mesophyll in leaves of dicotyledonous plants. They are vertically elongated, a different shape from the spongy mesophyll cells beneath them in the leaf.
Tracheids are one of the two types of transport cells in xylem, the water conducting tissue in plants.
Osteocytes are not related to plants. They are a type of bone cell in animals.
So, if the model shows a cell from the leaf's surface, it's likely a Guard cell. If it's a cell from inside the leaf, it's likely a Palisade cell.
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