91. When pairing of homologous chromosomes begins at the ends and proceeds towards the centromere, the phenomenon is called
92. Which of the following cytoplasmic organelles are treated as prokaryotic cells within the eukaryotic cells?
93. Consider the following statements and choose the correct answer:
1. The outer membrane of the nuclear envelope forms vesicles by 'blebbing'
2. The Golgi membranes have been variously described as originating from the plasmalemma nuclear envelope, annulate lamellae and ER
3. Vesicles arising from the Golgi complex fuse to form the plasmalemma
4. The Golgi complex cisternae form primary Iysosomes by blebbing
1. The outer membrane of the nuclear envelope forms vesicles by 'blebbing'
2. The Golgi membranes have been variously described as originating from the plasmalemma nuclear envelope, annulate lamellae and ER
3. Vesicles arising from the Golgi complex fuse to form the plasmalemma
4. The Golgi complex cisternae form primary Iysosomes by blebbing
94. Which of the following are synthesized by Golgi membranes?
95. Nucleolus is formed from specific sites on chromosomes known as . . . . . . . .
96. Consider the following processes that occur in cytoplasm and choose the correct answer:
1. The cytoplasm participates in the intracellular distribution of nutrients, metabolites and enzymes
2. It never participates in the exchange of materials between organelles
3. Glycolysis and biosynthesis of fatty acids, nucleotides and many proteins take place in the cytoplasm
1. The cytoplasm participates in the intracellular distribution of nutrients, metabolites and enzymes
2. It never participates in the exchange of materials between organelles
3. Glycolysis and biosynthesis of fatty acids, nucleotides and many proteins take place in the cytoplasm
97. Study the following statements.
1. Control room of the cell is Nucleus.
2. Nucleus was discovered by Robert Brown.
3. Nuclear envelope is absent in bacteria.
Which of the statement(s) given above is/are correct about nucleus?
1. Control room of the cell is Nucleus.
2. Nucleus was discovered by Robert Brown.
3. Nuclear envelope is absent in bacteria.
Which of the statement(s) given above is/are correct about nucleus?
98. Protoplast lacks
99. The process by which cells gradually specialize and undergo change in shape and function is called
100. Which one of the following organelle is not found in prokaryotic cells?
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