Spindle fibres attach on to
(a) centromere of the chromosome
(b) kinetosome of the chromosome
(c) telomere of the chromosome
(d) kinetochore of the chromosome.

1 Answer

Answer :

(d) kinetochore of the chromosome.

Related questions

Description : During the metaphase stage of mitosis, spindle fibres attach to chromosomes at (a) kinetochore (b) both centromere and kinetochore (c) centromere, kinetochore and areas adjoining centromere (d) centromere.

Last Answer : a) kinetochore

Description : Assertion :- Kinetochore is essential for cell division. Reason :- Kinetochores serve as the sites of attachment of spindle fibres to the chromosome.

Last Answer : Assertion :- Kinetochore is essential for cell division. Reason :- Kinetochores serve as the sites of ... D. If both Assertion & Reason are false.

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 : During cell division, spindle fibers attach to which part of chromosome :-

Last Answer : During cell division, spindle fibers attach to which part of chromosome :- A. Primary constriction B. Sec. Constriction C. Chromomere D. Chromatid

Description : How many of the following is observed in the interphase nucleus ? Chromatid, Nucleosome, Centriole, Nucleouls, Centromere, Kinetochore

Last Answer : How many of the following is observed in the interphase nucleus ? Chromatid, Nucleosome, Centriole, Nucleouls, ... . Three B. One C. Four D. Two

Description : Assertion :- Each chromatid is attached with two spindle fibres during S-phase :- Reason :- During Anaphse-I each chromosome is found in bivalent form

Last Answer : Assertion :- Each chromatid is attached with two spindle fibres during S-phase :- Reason :- During ... . D. If both Assertion & Reason are false.

Description : Part of Chromosome which joins with spindle fibres is -

Last Answer : Part of Chromosome which joins with spindle fibres is - A. Chromatid B. Chromonema C. Chromomere D. Centromere

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

Description : Spindle fibre unite with which structure of chromosomes? (a) Chromocentre (b) Chromomere (c) Kinetochore (d) Centriole

Last Answer : c) Kinetochore

Description : Which of the following structures will not be common to mitotic cell of a higher plant? (a) Centriole (b) Spindle fibre (c) Cell plate (d) Centromere

Last Answer : (a) Centriole

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

Description : In what phase spindle fibers attach to sister chromatids?

Last Answer : Need answer

Description : In which step is the centromere of chromosome divided into two parts ?

Last Answer : The centromere of the chromosome is divided into two parts in the anaphase phase.

Description : A chromosome, in which the centromere is situated is situated close to its end so that one arm is very short and other vey long is

Last Answer : A chromosome, in which the centromere is situated is situated close to its end so that one ... B. Telocentric C. Sub-metacentric D. Metacentric

Description : Chromosome with centromere at one End :-

Last Answer : Chromosome with centromere at one End :- A. Metacentric B. Submetacentric C. Telocentric D. Acrocentric

Description : If the centromere is sub-median the two arms are unequal then the chromosome is called as

Last Answer : If the centromere is sub-median the two arms are unequal then the chromosome is called ... Metacentric B. Submetacentric C. Acrocentric D. Telocentric

Description : How the chromosome region where the centromere is located is called ?

Last Answer : How are chromosomes classified in relation to the position of their centromere? The chromosome region where the centromere is located is called primary constriction. In microscopic view ... constriction the chromosomes are classified as telocentric, acrocentric, submetacentric or metacentric.

Description : .Centromere is required for (a) replication of DNA (b) chromosome segregation (c) poleward movement of chromosomes (d) cytoplasmic cleavage.

Last Answer : (c) poleward movement of chromosomes

Description : A chromosome whose centromere lies at one end. (A) Sum-metacentric (B) Metacentric (C) Telocentric (D) Acrocentric

Last Answer : (C) Telocentric

Description : A chromosome with the centromere located very close to one end so that the shorter arm is very small is termed as (A) Telocentric (B) Sub-telocentric (C) Acrocentric (D) Both B and C

Last Answer : (D) Both B and C

Description : What are spindle fibres? -Biology

Last Answer : Spindle fibers form a protein structure that divides the genetic material in a cell. The spindle is necessary to equally divide the chromosomes in a parental cell into two daughter cells during ... division: mitosis and meiosis. During mitosis, the spindle fibers are called the mitotic spindle.

Description : What is the function of the spindle fibres? -Biology

Last Answer : Spindle fibers form a protein structure that divides the genetic material in a cell. The spindle is necessary to equally divide the chromosomes in a parental cell into two daughter cells during ... division: mitosis and meiosis. During mitosis, the spindle fibers are called the mitotic spindle.

Description : What organelles produce spindle fibres? -Biology

Last Answer : Centrioles produce spindle fibers in animal cells. These spindle fibers are active during mitosis when the DNA has replicated and the chromosomes are pulled apart during anaphase. Plants cells do not have centrioles but they still undergo mitosis.

Description : Centrioles are present only in animals. In such a case how the spindle fibres are held in the cell division of plants? -Biology

Last Answer : answer:

Description : At metaphase, chromosmes are attached to the spindle fibres by their

Last Answer : At metaphase, chromosmes are attached to the spindle fibres by their A. Centromere B. Satellites C. Secondary cnstrictions D. Kinetochores

Description : In animal cell xhich structure is thougth to produce the spindle fibres that help separate the sister chromatids during anaphase?

Last Answer : What is the answer ?

Description : Stretch reflex: a. is a monosynaptic reflex with a response time of 1 msec b. originates in the muscle spindle which sends off impulses in type Ia nerve fibres c. is intensified by impulses in the gamma efferent fibres d. all above

Last Answer : all above

Description : At metaphase, chromosomes are attached to the spindle fibres by their (a) satellites (b) secondary constrictions (c) kinetochores (d) centromeres.

Last Answer : (c) kinetochores

Description : Microtubules are absent in (a) mitochondria (b) flagella (c) spindle fibres (d) centrioles.

Last Answer : (a) mitochondria

Description : Microtubules are the constituents of (a) centrioles, spindle fibres and chromatin (b) centrosome, nucleosome and centrioles (c) cilia, flagella and peroxisomes (d) spindle fibres, centrioles and cilia.

Last Answer : (d) spindle fibres, centrioles and cilia

Description : Characteristics of smooth muscle fibres are (a) spindle-shaped, unbranched, nonstriated, uninucleate and involuntary (b) spindle-shaped, unbranched, unstriped, multinucleate and involuntary (c ... , multinucleate and involuntary (d) cylindrical, unbranched, striated, multinucleate and voluntary.

Last Answer : (a) spindle-shaped, unbranched, nonstriated, uninucleate and involuntary

Description : The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one of these is correctly identified in the options given, along with its ... Smooth Heart Heart muscle contraction tissue (d) (A) Columnar Nephron Secretion epithelium and absorption

Last Answer : (a) (B) Glandular Intestine Secretion epithelium

Description : What happens if all the chromosome kinetochores are not attached to spindle fibers? When this occurs, which checkpoint is not passed?

Last Answer : •If the cell does not receive the go-ahead signal, it will exit the cycle, not proceeding onto the S phase

Description : Telomere shortening during cell divisions signifies :-

Last Answer : Telomere shortening during cell divisions signifies :- A. Cellular aging B. Loss of base pairs ... replication potential of cells D. All of these

Description : Fetal sex can be determined by examining cells from the amniotic fluid by looking for (a) chiasmata (b) kinetochore (c) barr bodies (d) autosomes.

Last Answer : (c) barr bodies

Description : The complex formed by a pair of synapsed homologous chromosomes is called (a) bivalent (b) axoneme (c) equatorial plate (d) kinetochore.

Last Answer : (a) bivalent

Description : What is a kinetochore?

Last Answer : •During prometaphase spindle microtubules appear and are kinetochores (somewhat track like) where sister chromatids travel along them to the centriole (astor, opposite pole) region. .

Description : What is a Centromere? -Biology

Last Answer : Centromere, structure in a chromosome that holds together the two chromatids (the daughter strands of a replicated chromosome). The centromere is the point of attachment of the kinetochore, a ... chromosome. Thus, when the cell divides, both daughter cells have complete sets of chromosomes.

Description : What are the functions of the Centromere? -Biology

Last Answer : The primary function of the centromere is to provide the foundation for assembly of the kinetochore, which is a protein complex essential to proper chromosomal segregation during mitosis. In ... mitotic chromosomes, kinetochores appear as platelike structures composed of several layers (Figure 4).

Description : What is the difference between centromere and chromometer ?

Last Answer : Centromere 1. Undigested space is special in the colored chromosome. 2. Seen on all chromosomes. 3. Here the RNA is slightly coiled. 4. Each chromosome usually contains one. 5. Centromeres usually do ... more coiled. 4. Each chromosome contains a lot. 5. Each chromosome contains one or more genes.

Description : Centromere is also called

Last Answer : Centromere is also called A. Secondary constriction B. Chromomere C. Chromocentre D. Primary constriction

Description : During meiosis how cycles of nucleus division, DNA replication and division of centromere take place respectively :-

Last Answer : During meiosis how cycles of nucleus division, DNA replication and division of centromere take place respectively :- ... , Two, One D. Two, One, One

Description : The events shown below occur during different phases - A. Centromere splits, chromatids separate and move to opposite poles, chromatids are now called

Last Answer : The events shown below occur during different phases - A. Centromere splits, chromatids separate and move to opposite poles, ... "),(" C A D E B"):}`

Description : Centromere is rquired for

Last Answer : Centromere is rquired for A. Movement of chromosomes towards poles B. Cytoplasmic cleavage C. Crossing over D. Transcription

Description : Division of centromere occurs in :-

Last Answer : Division of centromere occurs in :- A. Prophase B. Metaphase C. Anaphase D. Telophase

Description : In meiosis, the centromere divides during

Last Answer : In meiosis, the centromere divides during A. Interphase B. Anaphase - 1 C. Anaphase - II D. Metaphase - I

Description : In which phases of mitosis are sister chromatids visible and attached to each other at the centromere?

Last Answer : Feel Free to Answer

Description : What is centromere?

Last Answer : The chromatids are held together by centromere.

Description : . The stage in which each centromere divides is called a. Prophase b. Metaphase c. anaphase d. telophase

Last Answer : anaphase

Description : An octamer of 4 histones complexed with DNA forms (a) endosome (b) nucleosome (c) mesosome (d) centromere.

Last Answer : (b) nucleosome