Qn 5. The cellular structure that is directly responsible for maintaining cell shape as well as contributing...

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Qn5. The cellular structure that is directly responsible formaintaining cell shape as well as contributing to cell movement isÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â . (1 mark)
Ribosomes
Golgi apparatus
Smooth endoplasmic reticulum
Microfilaments and microtubules
Qn6. In bone, calcium phosphate and the extracellular matrixrich in glycosaminoglycans are secreted byÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â (1 mark)
Osteoblasts
Chondrocytes
Fibroblasts
Osteoclasts
Qn11. Which of the following statements is INCORRECT (FALSE)in regard to bone tissue? (1 mark)
Bone tissue may store and release calcium depending on themetabolic status of the animal
Osteocytes compact and spongy bone are biologically viablecells
Deposition of calcium salts into bone tissue is a function ofosteoblasts
Mobilization of bone calcium is mediated by osteoblasts

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Question 5 The cellular structure that is directly responsible for maintaining cell shape as well as contributing to cell movement is Answer D microfilaments and microtubules Explanation Cytoskeleton of a cell is a network of protein filaments which connects the nucleus of the cell to the cell membrane and helps in maintaining the shape of the cell as well as See Answer

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