Description : Identify the correct statement with regard to G1 phase (Gap 1) of interphase. (a) DNA synthesis or replication takes place. (b) Reorganisation of all cell components takes place. (c) Cell is metabolically active, grows but does not replicate its DNA. (d) Nuclear division takes place.
Last Answer : (c) Cell is metabolically active, grows but does not
Description : For the treatment of female infertility, clomiphene citrate is used in the following manner: A. Daily from 5th to 10th day of menstrual cycle B. On alternate days over the last two weeks of menstrual cycle C. Cyclically for 3 weeks with one week gap D. Continuously till conception occurs
Last Answer : A. Daily from 5th to 10th day of menstrual cycle
Description : Gap between division phase and start of DNA-replication is called :-
Last Answer : Gap between division phase and start of DNA-replication is called :- A. `G_(1)-"phase"` B. `G_(2)-"phase"` C. M - phase D. Interkinesis
Description : The first phase in the breakdown of glucose, in animal cell, is (a) fermentation (b) Krebs’ cycle (c) glycolysis (d) ETS.
Last Answer : (c) glycolysis
Description : What is Go (quiescent phase) of cell cycle? -Biology
Last Answer : answer:
Description : what happens during the S phase of the cell cycle -Biology
Description : $ The regular sequences of a cell cycle is `G_(1),S,G_(2),M` and C ! Replication of DNA occurs during S phase.
Last Answer : $ The regular sequences of a cell cycle is `G_(1),S,G_(2),M` and C ! Replication of DNA occurs during ... , R is wrong D. If both As and R are wrong.
Description : Assertion :- M-phase is the most dramatic period of the cell cycle. Reason :- It involves a major reorganisation of virtually all components of the ce
Last Answer : Assertion :- M-phase is the most dramatic period of the cell cycle. Reason :- It involves a major ... False. D. If both Assertion & Reason are false.
Description : Which ot the following is not correctly matches a phase of the cell cycle with its function ?
Last Answer : Which ot the following is not correctly matches a phase of the cell cycle with its function ? A ... phase - Doubling of number of chromosome in cell
Description : Which one is correct for `G_(0)` stage ? I. It is a quiescent stage. II. In this phase cell cycle is stopped III. `G_(0)` cells do not grow or prolife
Last Answer : Which one is correct for `G_(0)` stage ? I. It is a quiescent stage. II. In this phase cell cycle ... . I,II are correct D. Only I and IV are correct
Description : During cell cycle in which phase normal components of cell are synthesized, and assembled?
Last Answer : During cell cycle in which phase normal components of cell are synthesized, and assembled? A. S B. `G_(2)` C. `G_(1)` D. M
Description : A somatic cell that has just completed has just completed the S-phase of its cell cycle, as compared to gamete of the same species, has
Last Answer : A somatic cell that has just completed has just completed the S-phase of its cell cycle, as ... the number of chromosomes and twice the amount of DNA
Description : Which is the longest phase of cell cycle
Last Answer : Which is the longest phase of cell cycle A. Prophase B. Interphase C. Telophase D. M - phase
Description : During which phase(s) of cell cycle amount of DNA in a cell remains at 4C level if the initial amount is denoted an 2C
Last Answer : During which phase(s) of cell cycle amount of DNA in a cell remains at 4C level if the initial amount is denoted ... Only `G_(2)` D. `G_(2)" and M`
Description : In which phase of cell cycle the amout of DNA in a diploid cell become four times as compared to a haploid cell?
Last Answer : In which phase of cell cycle the amout of DNA in a diploid cell become four times as compared to a haploid cell? A. ` ... C. `G_(2)`, S & M D. `G_(@)`
Description : Given below is a schematic break-up of the phases/stages of cell cycle :- Which one of the following is the correct indication of the stage/phase in t
Last Answer : Given below is a schematic break-up of the phases/stages of cell cycle :- Which one of the ... Metaphase C. C- Karyokinesis D. D- Synthesis phase
Description : M-phase of cell cycle consist of :-
Last Answer : M-phase of cell cycle consist of :- A. `G_(1), S" and "G_(2)` phase B. ... . Interphase, Prophase, Metaphase, Anaphase, Telophase D. Only prophase
Description : What happens in synthesis phase during cell cycle:-
Last Answer : What happens in synthesis phase during cell cycle:- A. DNA stnthesis B. Chromosome number becomes ... of two nuclei D. Synthesis of tubulin proteins
Description : A cell that is entering the mitotic phase (M-phase) of cell cycle is :-
Last Answer : A cell that is entering the mitotic phase (M-phase) of cell cycle is :- A. ... chromosomes D. always diploid and with unduplicated chromosomes
Description : How Phase of the cell cycle in which the cell grows rapidly and performs many metabolic processes?
Last Answer : Need answer
Description : How phase of the cell cycle in which the cell makes the final preparations to divide?
Description : What happens during during the g1 phase of the cell cycle?
Last Answer : The cell grows to its mature size.
Description : What are the phases of the cell cycle and what happens during each phase?
Last Answer : What is the answer ?
Description : What phase of the cell cycle are the types of cells question 12?
Last Answer : metaphase
Description : In mammalian cell cycle, synthesis of DNA occurs during (A) S phase (B) G1 phase (C) Mitotic Phase (D) G2 phase
Last Answer : Answer : A
Description : Bleomycin is used in most effective drug combination regiment for the chemotherapy of testicular carcinoma. Which one of the following statements about the drug is accurate? (a) Acts mainly in the ... neuropathy occurs in more than 50% of patients (e) Pulmonary infiltrates and fibrosis may occur
Last Answer : Ans: E
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 : In a somatic cell cycle, DNA synthesis takes place in (a) G1 phase (b) prophase of mitosis (c) S-phase (d) G2 phase.
Last Answer : (c) S-phase
Description : In which stage of cell cycle, DNA replication occurs? (a) G1-phase (b) S-phase (c) G2-phase (d) M-phase
Last Answer : (b) S-phase
Description : In the somatic cell cycle (a) in G1 phase DNA content is double the amount of DNA present in the original cell (b) DNA replication takes place in S phase (c) a short interphase is followed by a long mitotic phase (d) G2 phase follows mitotic phase.
Last Answer : (b) DNA replication takes place in S phase
Description : At what stage of the cell cycle are histone proteins synthesized in a eukaryotic cell? (a) During G2 stage of prophase (b) During S-phase (c) During entire prophase (d) During telophase
Last Answer : (b) During S-phase
Description : Given below is a schematic break-up of the phases/stages of cell cycle. Which one of the following is the correct indication of the stage/phase in the cell cycle? (a) C - karyokinesis (b) D - synthetic phase (c) A - cytokinesis (d) B - metaphase
Last Answer : (b) D - synthetic phase
Description : In ‘S’ phase of the cell cycle (a) amount of DNA doubles in each cell (b) amount of DNA remains same in each cell (c) chromosome number is increased (d) amount of DNA is reduced to half in each cell.
Last Answer : (a) amount of DNA doubles in each cell
Description : During which phase(s) of cell cycle, amount of DNA in a cell remains at 4C level if the initial amount is denoted as 2C? (a) G0 and G1 (b) G1 and S (c) Only G2 (d) G2 and M
Last Answer : (c) Only G2
Description : A somatic cell that has just completed the S phase of its cell cycle, as compared to gamete of the same species, has (a) twice the number of chromosomes and four times the amount of DNA (b) ... of chromosomes and twice the amount of DNA (d) same number of chromosomes but twice the amount of DNA
Last Answer : (a) twice the number of chromosomes and four times the amount of DNA
Description : Cells in G0 phase (a) terminate the cell cycle (b) exit the cell cycle (c) enter the cell cycle (d) suspend the cell cycle.
Last Answer : b) exit the cell cycle
Description : Some dividing cells exit the cell cycle and enter vegetative inactive stage. This is called quiescent stage (G0). This process occurs at the end of (a) M phase (b) G1 phase (c) S phase (d) G2 phase.
Last Answer : (b) G1 phase
Description : Which of the following classes of antineoplastic agents is cell- cycle-specific? a) Antimetabolites (5-FU) Antimetabolites are cell-cycle-specific (S phase). b) Antitumor antibiotics ( ... agents are cell-cycle nonspecific. d) Nitrosureas (carmustine) Nitrosureas are cell-cycle nonspecific.
Last Answer : a) Antimetabolites (5-FU) Antimetabolites are cell–cycle-specific (S phase).
Description : Methotrexate has the following attributes except: A. It is cell cycle specific and kills cells in the S phase B. Its toxicity primarily affects bone marrow and epithelial structures C. Folic acid reverses its toxic effects D. It is the drug of choice for choriocarcinoma
Last Answer : C. Folic acid reverses its toxic effects
Description : The eukaryotic cell cycle consists of discrete phases. One of these is named the M or mitosis phase during which the cell divides. Following the M phase is a period known as interphase that is made up of three distinct phases. Name, in order, the three separate phases of interphase.
Last Answer : G1, S and G2
Description : What is the significance of S-phase of cell cycle?
Last Answer : Ans: During S phase there is doubling of DNA due to semiconservative replication of DNA. The two chromatids of chromosomes are formed at the end of this stage.
Description : During which phase of the cell cycle are normal components of the cell synthesized and assembled? a) the M phase b) the G1 phase c) the S phase d) the G2 phase
Last Answer : ANSWER: B -- THE G1 PHASE
Description : Cell junctions called tight , adhering and gap junctions are found in
Last Answer : Cell junctions called tight , adhering and gap junctions are found in A. Neural tissue B. Muscular tissue C. Connective tissue D. Epithelium tissue
Description : Anion gap in plasma is because (A) Of differential distribution of ions across cell membranes (B) Cations outnumber anions in plasma (C) Anions outnumber cations in plasma (D) Of unmeasured anions in plasma
Last Answer : Answer : B
Description : Which of the following statement(s) is/are correct concerning cell junctions? a. The major occluding junction is the tight junction or zonula occludens b. Tight junctions are usually located near ... adjacent cells d. Gap junctions are a type of cell junction specialized for cell communication
Last Answer : Answer: a, c, d Cell junctions are classified as occluding, anchoring, and communicating. The major occluding junction is the tight junction or zonula occludens which connects ... gap junction which is specialized for communication. This junction mediates both electrical and chemical coupling
Description : The cell junctions called tight, adhering and gap junctions are found in (a) connective tissue (b) epithelial tissue (c) neural tissue (d) muscular tissue
Last Answer : (b) epithelial tissue
Description : Match the following cell structure with its characteristic feature. (A) Tight junctions (i) Cement neighbouring cells together to form sheet (B) Adhering junctions (ii) Transmit information through chemical to another cells (C) Gap ... iii) (c) (iii) (i) (iv) (ii) (d) (iv) (iii) (i) (ii)
Last Answer : (c) (iii) (i) (iv) (ii)
Description : What are gap junctions and how do they contribute to cell-cell signaling?
Last Answer : Gap junctions are specialized connections that form a pore between adjacent cells, which permit small molecules and ions to move from one cell to another. In this way, gap junctions provide metabolic and electrical coupling between cells.