लाखों झिल्ली-बद्ध राइबोसोम से युक्त कौन सा कोशिकांग मुख्य रूप से कुछ प्रोटीनों के उत्पादन, वलन (folding), गुणवत्ता नियंत्रण और प्रेषण में शामिल होता है?

Which one of the following is the site for active ribosomal RNA synthesis?

The cell wall of fungi is primarily composed of which substance?

Which of the following statements is/are correct? I. The cell walls permit the cells of plants, fungi, and bacteria to withstand very dilute external media without bursting. II. Cellulose is a complex substance and provides structural strength to plants.