Description : Which of the following parts of the nucleus makes ribosomes and RNA? a. Nuclear envelope b. Nucleolus c. Nucleoplasm d. Chromatin
Last Answer : b. Nucleolus
Description : Nucleoproteins are synthesised in (a) nucleoplasm (b) nuclear envelope (c) nucleolus (d) cytoplasm.
Last Answer : (d) cytoplasm.
Description : Protein synthesis in an animal cell occurs (a) only on the ribosomes present in cytosol (b) only on ribosome attached to the nuclear envelope and endoplasmic reticulum (c) on ribosome present in the ... as well as in cytoplasm (d) on ribosomes present in cytoplasm as well as in mitochondria.
Last Answer : (d) on ribosomes present in cytoplasm as well as in mitochondria.
Description : .Protein synthesis in an animal cell occurs (a) only on the ribosomes present in cytosol (b) only on ribosome attached to the nuclear envelope and endoplasmic reticulum (c) on ribosome present in the ... as well as in cytoplasm (d) on ribosomes present in cytoplasm as well as in mitochondria.
Description : Ribosomal RNA is actively synthesised in (a) lysosomes (b) nucleolus (c) nucleoplasm (d) ribosomes.
Last Answer : (a) lysosomes
Last Answer : (b) nucleolus
Description : A stage in cell division is shown in the figure. Select the answer which gives correct identification of the stage with its characteristics. (a) Cytokinesis Cell plate formed, mitochondria ... reforms. (d) Late anaphase Chromosomes move away from equatorial plate, Golgi complex not present.
Last Answer : (c) Telophase Nuclear envelope reforms,Golgi complex reforms.
Description : The fluid medium of the nucleus is called (a) Chromosomes (b) Nucleolus (c) Nucleoplasm (d) Chromatin
Last Answer : Ans:(c)
Description : In mitosis, nuclear envelope and nucleolus disappear during
Last Answer : In mitosis, nuclear envelope and nucleolus disappear during A. Zygotene B. Pachytene C. Diakinesis D. Metaphase - I
Description : Which of the following ribosomes are engaged in protein synthesis in animal cell? (a) Ribosomes which occur on nuclear membrane and ER (b) Ribosomes of only cytosol (c) Ribosomes of only nucleolus and cytosol (d) Ribosomes of only mitochondria and cytosol
Last Answer : (a) poleward movement
Description : Ribosomes are constructed in the (A) Endoplasmic reticulum (B) Nucleoid (C) Nucleolus (D) Nuclear pore
Last Answer : (C) Nucleolus
Description : The maximum formation of mRNA occurs in (a) ribosome (b) nucleoplasm (c) cytoplasm (d) nucleolus.
Last Answer : (b) nucleoplasm
Last Answer : (d) nucleolus.
Description : Reappearance of nuclear membrane & nucleolus along with thining & elongation in chromosomes are diagnostic characters for the phase:-
Last Answer : Reappearance of nuclear membrane & nucleolus along with thining & elongation in chromosomes are diagnostic ... B. Metaphase C. Interphase D. Telophase
Description : During the final stage of cell division, the mitotic apparatus disappears, the chromosomes become attenuated, the centrioles duplicate and split, the nuclear membrane becomes reconstituted and the nucleolus reappears. This ... as: a) prophase (pron: prO-phase) b) metaphase c) anaphase d) telophase
Last Answer : ANSWER: D -- Telophase
Description : Assertion :- Morphology of chromosomes is most studied during metaphase of cell division. Reason :- Complete disintegration of nuclear envelope marks
Last Answer : Assertion :- Morphology of chromosomes is most studied during metaphase of cell division. Reason :- ... D. If both Assertion & Reason are false.
Description : What stage do the Chromosomes form chromatin and the nuclear envelope reforms during?
Last Answer : telophase
Description : Which one of the following precedes reformation of the nuclear envelope during M phase of the cell cycle? (a) Decondensation from chromosomes and reassembly of the nuclear lamina (b) ... and formation of the phragmoplast (d) Formation of the contractile ring and transcription from chromosomes
Last Answer : (c) Formation of the contractile ring and formation of the phragmoplast
Description : Which of the following is not true for prokaryotic organism? A.Nucleus is not bounded by nuclear membrane B.Chromosomes does not contain histones C.80S ribosomes are distributed in cytoplasm D.Cell wall contains peptidoglycan as one of the major component
Last Answer : C.80S ribosomes are distributed in cytoplasm
Description : Which of the following is not true for prokaryotic organism? A- Nucleus is not bounded by nuclear membrane B- Chromosomes does not contain histones C- 80S ribosomes are distributed in cytoplasm D- Cell wall contains peptidoglycan as one of the major component
Last Answer : 80S ribosomes are distributed in cytoplasm
Description : Which of the following is not true for eukaryotic cells? A- Nucleus is bounded by nuclear membrane B- Chromosomes contain histones C- Chloroplasts and mitochondria contains 70S ribosomes D- Gas vacuoles are present
Last Answer : Gas vacuoles are present
Description : Which cell organelle is the site of photosynthesis and also contains chlorophyll? (1) chloroplasts (2) vacuole (3) cytoplasm (4) nucleolus
Last Answer : (1) chloroplasts Explanation: Chloroplast, found in plant cells, is the site of photosynthesis in plants to prepare food (glucose) for the plant with the use of energy. It is a green ... a and b that absorb visible light energy and convert it to usable chemical energy in photosynthesis.
Description : Which cell organelle is called the Master of the Cell? (1) Endoplasmic reticulum (2) Mitochondria (3) Nucleolus (4) Nucleus
Last Answer : (4) Nucleus Explanation: The nucleus is often called the control center; master the brain of the cell.
Last Answer : chloroplasts
Description : The cellular organelles called “suicide bags” are (A) Lysosomes (B) Ribosomes (C) Nucleolus (D) Golgi’s bodies
Last Answer : A
Description : Ribosomes are produced in (a) nucleolus (b) cytoplasm (c) mitochondria (d) Golgi body.
Last Answer : (a) nucleolus
Description : Which of the following organelle of the cell contain their own genetic material? (1) Mitochondria (2) Ribosomes (3) Golgi complex (4) None of the above
Last Answer : (1) Mitochondria Explanation: Nucleus is the central organelle of the cell which encloses the DNA. Apart from the nucleus, there are few other organelles which have their own DNA.
Description : ______ is the cell organelle, in which the biochemical processes of respiration and energy production occur. (1) Mitochondria (2) Chloroplast (3) Ribosomes (4) Nucleus
Last Answer : (1) Mitochondria Explanation: Mitochondria is an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur.
Description : Cell Organelle found only in plants are— (A) Mitochondria (B) Golgi complex (C) Ribosomes (D) Plastids
Last Answer : (D) Plastids
Description : Which of the following organelle lack membrane? (a) Mitochondria (b) Ribosomes (c) Microtubules(d) Peroxisomes
Last Answer : (b) Ribosomes
Description : .Viruses possess (a) ribosomes to synthesize protein (b) organelle for its vital mechanism (c) either DNA or RNA (d) none of these.
Last Answer : (c) either DNA or RNA
Description : The period of cell division when the nuclear envelop and nucleolus totally disappear is called a. Prophase b. Metaphase c. anaphase d. telophase
Last Answer : Metaphase
Description : What is the subcellular site for the biosynthesis of proteins? (A) Chromosomes (B) Lymosomes (C) Ribosomes (D) Centrosomes
Last Answer : Answer : C
Description : Synapsis occurs between (a) mRNA and ribosomes (b) spindle fibres and centromere (c) two homologous chromosomes (d) a male and a female gamete.
Last Answer : (c) two homologous chromosomes
Description : Cellular organelles with membranes are (a) endoplasmic reticulum, ribosomes and nuclei (b) lysosomes, Golgi apparatus and mitochondria (c) nuclei, ribosomes and mitochondria (d) chromosomes, ribosomes and endoplasmic reticulum.
Last Answer : (b) lysosomes, Golgi apparatus and mitochondria
Description : The chromosomes responsible for characteristics other than sex are known by which of the following terms? a) ribosomes b) lysosomes c) autosomes d) spermatocytes
Last Answer : ANSWER: C -- AUTOSOMES
Description : The eukaryotic nuclear chromosomal DNA (A) Is a linear and unbranched molecule (B) Is not associated with a specific membranous organelle (C) Is not replicated semiconservatively (D) Is about of the same size as each prokaryotic chromoses
Last Answer : Answer : A
Description : Nuclear envelope reappears at
Last Answer : Nuclear envelope reappears at A. Metaphase B. Prophase C. Anaphase D. Telophase
Description : Nuclear envelope is a derivative of
Last Answer : Nuclear envelope is a derivative of A. Membrane of Golgi complex B. Microtubules C. Rough endoplasmic reticulum D. Smooth endoplasmic reticulum
Description : Nuclear envelope is a derivative of (a) microtubules (b) rough endoplasmic reticulum (c) smooth endoplasmic reticulum (d) membrane of Golgi complex.
Last Answer : (b) rough endoplasmic reticulum
Description : Which of the following pairs of organelles does not contain DNA? (a) Nuclear envelope and Mitochondria (b) Mitochondria and Lysosome (c) Chloroplast and Vacuoles (d) Lysosomes and Vacuoles
Last Answer : (d) Lysosomes and Vacuoles
Description : Which of the following structures is not found in a prokaryotic cell? (a) Mesosome (b) Plasma membrane (c) Nuclear envelope (d) Ribosome
Last Answer : (c) Nuclear envelope
Description : Eukaryotic cells have extensive intracellular membranes, termed the endomembrane system, which divide the cell into structurally and functionally distinct compartments, or organelles. These include the inner cell ... . Name a cellular component whose membrane is not part of the endomembrane system.
Last Answer : Mitochondria; also chloroplasts
Description : The unifying feature of the archaea that distinguishes them from the bacteria is A- habitats which are extreme environments with regard to acidity B- absence of a nuclear membrane temperature ... of a cell wall containing a characteristic outer membrane D- cytoplasmic ribosomes that are 70S
Last Answer : absence of a nuclear membrane temperature
Description : Difference between cytoplasm and nucleoplasm. -Biology
Last Answer : answer:
Description : What is nucleoplasm ?
Last Answer : The jelly-like substance or juice inside the nucleus membrane is called nucleoplasm. Data source Wikipedia
Description : Removal of RNA polymerase III from nucleoplasm will affect the synthesis of (a) tRNA (b) hnRNA (c) mRNA (d) rRNA.
Last Answer : mRNA
Last Answer : (a) tRNA
Description : A major site for synthesis of lipids is (a) symplast (b) nucleoplasm (c) RER (d) SER
Last Answer : (d) SER