In mitosis, nuclear envelope and nucleolus disappear during

Question

In mitosis, nuclear envelope and nucleolus disappear during

asked Jan 20, 2022 by anonymous

1 Answer

Answer :

In mitosis, nuclear envelope and nucleolus disappear during A. Zygotene B. Pachytene C. Diakinesis D. Metaphase - I

answered Jan 20, 2022 by anonymous
selected Jan 20, 2022 by anonymous

Related questions

During mitosis ER and nucleolus begin to disappear at

Description : During mitosis ER and nucleolus begin to disappear at

Last Answer : During mitosis ER and nucleolus begin to disappear at A. Early prophase B. Late prophase C. Early metaphase D. Late metaphase

During mitosis, ER and nucleolus begin to disappear at (a) late prophase (b) early metaphase (c) late metaphase (d) early prophase.

Description : During mitosis, ER and nucleolus begin to disappear at (a) late prophase (b) early metaphase (c) late metaphase (d) early prophase.

Last Answer : (d) early prophase

Which organelle does assemble ribosomes? (a) Nuclear envelope (b) Nucleolus (c) Chromosomes (d) Nucleoplasm

Description : Which organelle does assemble ribosomes? (a) Nuclear envelope (b) Nucleolus (c) Chromosomes (d) Nucleoplasm

Last Answer : Ans:(b)

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 nucleolus as well as in cytoplasm (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.

Last Answer : (d) on ribosomes present in cytoplasm as well as in mitochondria.

.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 nucleolus as well as in cytoplasm (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.

Last Answer : (d) on ribosomes present in cytoplasm as well as in mitochondria.

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 distributed between two daughter cells.(b) Telophase Endoplasmic reticulum and nucleolus not reformed yet. (c) Telophase Nuclear envelope reforms,Golgi complex reforms. (d) Late anaphase Chromosomes move away from equatorial plate, Golgi complex not present.

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.

Nucleoproteins are synthesised in (a) nucleoplasm (b) nuclear envelope (c) nucleolus (d) cytoplasm.

Description : Nucleoproteins are synthesised in (a) nucleoplasm (b) nuclear envelope (c) nucleolus (d) cytoplasm.

Last Answer : (d) cytoplasm.

Which of the following parts of the nucleus makes ribosomes and RNA? a. Nuclear envelope b. Nucleolus c. Nucleoplasm d. Chromatin

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

The period of cell division when the nuclear envelop and nucleolus totally disappear is called a. Prophase b. Metaphase c. anaphase d. telophase

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

Which of the following is not a characteristic feature during mitosis in somatic cells? (a) Chromosome movement (b) Synapsis (c) Spindle fibres (d) Disappearance of nucleolus

Description : Which of the following is not a characteristic feature during mitosis in somatic cells? (a) Chromosome movement (b) Synapsis (c) Spindle fibres (d) Disappearance of nucleolus

Last Answer : (b) Synapsis

At what stage of cell division does nucleolus almost disappear ?

Description : At what stage of cell division does nucleolus almost disappear ?

Last Answer : The nucleolus is almost extinct during the pro-metaphase phase of cell division.

At what stage does nucleolus disappear ?

Description : At what stage does nucleolus disappear ?

Last Answer : : The nucleolus disappears during the metaphase phase of cell division.

As mitosis (pron: mie-TOE-sis) begins, the structure in the nucleus that disappears is the: a) spindle b) nucleolus (pron: new-klee-O-lus) c) chromatid (pron: KROME-a-tid) d) centromere (pron: SEN-tro-meer)

Description : As mitosis (pron: mie-TOE-sis) begins, the structure in the nucleus that disappears is the: a) spindle b) nucleolus (pron: new-klee-O-lus) c) chromatid (pron: KROME-a-tid) d) centromere (pron: SEN-tro-meer)

Last Answer : ANSWER: B -- NUCLEOLUS

The inward pinching to the cell envelope in reproduction is called a. Binary fission b. Cytokinesis c. Mitosis d. Asexual reproduction

Description : The inward pinching to the cell envelope in reproduction is called a. Binary fission b. Cytokinesis c. Mitosis d. Asexual reproduction

Last Answer : b. Cytokinesis

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 phase of cell division is known as:

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

Assertion :- Morphology of chromosomes is most studied during metaphase of cell division. Reason :- Complete disintegration of nuclear envelope marks

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.

What stage do the Chromosomes form chromatin and the nuclear envelope reforms during?

Description : What stage do the Chromosomes form chromatin and the nuclear envelope reforms during?

Last Answer : telophase

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) Transcription from chromosomes and reassembly of the nuclear lamina (c) Formation of the contractile ring and formation of the phragmoplast (d) Formation of the contractile ring and transcription from chromosomes

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

Reappearance of nuclear membrane & nucleolus along with thining & elongation in chromosomes are diagnostic characters for the phase:-

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

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

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

Ribosomes are constructed in the (A) Endoplasmic reticulum (B) Nucleoid (C) Nucleolus (D) Nuclear pore

Description : Ribosomes are constructed in the (A) Endoplasmic reticulum (B) Nucleoid (C) Nucleolus (D) Nuclear pore

Last Answer : (C) Nucleolus

Which of the following options gives the correct sequence of events during mitosis ? (a) Condensation → Nuclear membrane disassembly → Arrangement at equator → Centromere division → Segregation → Telophase (b) Condensation → Crossing over → Nuclear membrane disassembly → Segregation → Telophase (c) Condensation → Arrangement at equator → Centromere division → Segregation → Telophase (d) Condensation → Nuclear membrane disassembly → Crossing over → Segregation → Telophase

Description : Which of the following options gives the correct sequence of events during mitosis ? (a) Condensation → Nuclear membrane disassembly → Arrangement at equator → Centromere division → Segregation ... (d) Condensation → Nuclear membrane disassembly → Crossing over → Segregation → Telophase

Last Answer : (a) Condensation → Nuclear membrane disassembly → Arrangement at equator → Centromere division → Segregation → Telophase

Nuclear envelope reappears at

Description : Nuclear envelope reappears at

Last Answer : Nuclear envelope reappears at A. Metaphase B. Prophase C. Anaphase D. Telophase

Nuclear envelope is a derivative of

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

Nuclear envelope is a derivative of (a) microtubules (b) rough endoplasmic reticulum (c) smooth endoplasmic reticulum (d) membrane of Golgi complex.

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

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

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

Which of the following structures is not found in a prokaryotic cell? (a) Mesosome (b) Plasma membrane (c) Nuclear envelope (d) Ribosome

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

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 membrane, nuclear envelope, endoplasmic reticulum, the Golgi apparatus, and lysosomes. Name a cellular component whose membrane is not part of the endomembrane system.

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

How does mitosis differ from amitosis in terms of nuclear content?

Description : How does mitosis differ from amitosis in terms of nuclear content?

Last Answer : Feel Free to Answer

By which of the following means antifungal chemotherapeutic agents may affect fungi? A- Interfere with nuclear division by preventing the aggregation of microtubules needed for mitosis B- Interfere with normal nucleic acid synthesisInterfere with ergosterol biosynthesis and thus alter the structure of the cytoplasmic C- membrane as well as the function of several membrane-bound enzymes like thoseinvolved in nutrient transport and chitin synthesis D- all of these

Description : By which of the following means antifungal chemotherapeutic agents may affect fungi? A- Interfere with nuclear division by preventing the aggregation of microtubules needed for mitosis B- ... membrane-bound enzymes like thoseinvolved in nutrient transport and chitin synthesis D- all of these

Last Answer : all of these

. DNA replication in bacteria occurs (a) within nucleolus (b) prior to fission (c) just before transcription (d) during S phase.

Description : . DNA replication in bacteria occurs (a) within nucleolus (b) prior to fission (c) just before transcription (d) during S phase.

Last Answer : (b) prior to fission

DNA replication in bacteria occurs: (1) Within nucleolus (2) Prior to fission (3) Just before transcription (4) During S phase

Description : DNA replication in bacteria occurs: (1) Within nucleolus (2) Prior to fission (3) Just before transcription (4) During S phase

Last Answer : (2) Prior to fission

The following are true: a. Kirschman's law: the greatest contrast in colour is seen when the luminosity differnece is small b. Emmbert's law: the perceived size of an object varies in proportion to the distance of the surface on which it is projected c. Hering's law: the contraction of a muscle is accompanied by simultaneous and proportional relaxation of the antagonist d. Troxler's phenomenon: an image in the periphery of the retina tends to fade or disappear during steady fixation of another objec

Description : The following are true: a. Kirschman's law: the greatest contrast in colour is seen when the luminosity differnece is small b. Emmbert's law: the perceived size of an object varies in ... image in the periphery of the retina tends to fade or disappear during steady fixation of another objec

Last Answer : Troxler's phenomenon: an image in the periphery of the retina tends to fade or disappear during steady fixation of another objec

What is the function of the nucleolus?