I would ask whether one tissue can perform multiple functions. Examples include parenchyma storing food and performing photosynthesis, epidermis protecting and reducing water loss and xylem transporting water while also providing support to plants.
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(i) The plant cell will have a larger vacuole because vacuoles store cell sap and maintain turgidity. (ii) The answer assumes both cells are mature, normal and healthy cells performing their usual biological functions under similar conditions.
A thick cuticle reduces water loss through transpiration, helping desert plants conserve water. Underwater plants do not face water shortage, so a thick cuticle would hinder gaseous exchange and absorption, making survival and normal functioning difficult.
Simple squamous epithelial tissue in the lungs allows oxygen to enter the blood. Its thin, flat cells provide a short diffusion pathway, enabling rapid exchange of oxygen and carbon dioxide between air sacs and blood vessels efficiently.
Yes, we can consciously control voluntary movements using skeletal muscles attached to bones. Actions like walking, writing and lifting objects occur when the nervous system sends signals to skeletal muscles, causing coordinated movement in different body parts.