House keeping proteins are constitutive proteins that are required for the maintenance of basic cellular function. These proteins are needed in all the cells of the human body and are found in the endoplasmic reticulum. These are expressed in all the cells of the humans under normal physiological conditions.
So, the correct answer is option A.
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Q1
House keeping proteins are found in
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Q2
House-keeping proteins occur in
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Q3
Fill in the blanks in the table given below. Cell organelleFunctionNucleolus(i)____(ii)____ Synthesis and transport of proteins and fat(iii)____Synthesis and secretion of enzymes and hormonesRibosomes(iv)____(v)____ Intracellular digestion
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Q4
Assertion :The endoplasmic reticulum which lacks ribosomes is called smooth endoplasmic reticulum (SER). Reason: SER is mainly involved in protein synthesis.
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Q5
The endoplasmic reticulum produces protein and are secreted from the cell by