NEET Biology question
Read the following statements and select the correct option. (i) Blood cells secrete fibres of structural proteins called collagen and elastin. (ii) Neuroglial cells protect and support the neurons. (iii) Osteocytes are present in spaces called lacunae. (iv) Striated muscle fibres are bundled together in a parallel fashion. (v) Biceps are involuntary and striated.
Answer: (C)
Solution
Statement (i) is incorrect — it is fibroblasts (not blood cells) that secrete collagen and elastin fibres; blood is a fluid connective tissue whose matrix is plasma. Statement (v) is incorrect —
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