$ Colchicine is a chemical which can arrest cell division at metaphase ! Colchicine is also called mitotic tympanic cavity of the ear.

$ Colchicine is a chemical which can arrest cell division at metaphase ! Colchicine is also called mitotic tympanic cavity of the ear.
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$ Colchicine is a chemical which can arrest cell division at metaphase ! Colchicine is also called mitotic ... D. If both As and R are wrong.
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$ Benign tumour remains confined whereas a malignant tumour undergoes metastasis. ! Tympanic fluid is filled in the tympanic cavity of the ear.

Description : $ Benign tumour remains confined whereas a malignant tumour undergoes metastasis. ! Tympanic fluid is filled in the tympanic cavity of the ear.

Last Answer : $ Benign tumour remains confined whereas a malignant tumour undergoes metastasis. ! Tympanic fluid is filled in ... D. If both As and R are wrong.

The following antineoplastic drug is a mitotic inhibitor and causes metaphase arrest: A. Busulfan B. Vincristine C. Cytarabine D. Procarbazine

Description : The following antineoplastic drug is a mitotic inhibitor and causes metaphase arrest: A. Busulfan B. Vincristine C. Cytarabine D. Procarbazine

Last Answer : B. Vincristine

A cell has 46 chromosomes at each pole in mitotic telophase. In tis division the number of chromatids at the metaphase was :-

Description : A cell has 46 chromosomes at each pole in mitotic telophase. In tis division the number of chromatids at the metaphase was :-

Last Answer : A cell has 46 chromosomes at each pole in mitotic telophase. In tis division the number of chromatids at the metaphase was :- A. 23 B. 46 C. 92 D. 69

In frog, “fenestra ovalis” is (a) the communication between the pharynx and the tympanic cavity (b) the external opening of the tympanic cavity which is covered by the tympanic membrane (c) the air filled cavity of the middle ear (d) the opening in the auditory capsule which separates the middle ear from the internal ear.

Description : In frog, fenestra ovalis is (a) the communication between the pharynx and the tympanic cavity (b) the external opening of the tympanic cavity which is covered by the tympanic membrane (c) the ... ear (d) the opening in the auditory capsule which separates the middle ear from the internal ear.

Last Answer : (c) the air filled cavity of the middle ear

Mitotic anaphase differs from metaphase in possessing (a) same number of chromosomes and same number of chromatids (b) half number of chromosomes and half number of chromatids (c) half number of chromosomes and same number of chromatids (d) same number of chromosomes and half number of chromatids.

Description : Mitotic anaphase differs from metaphase in possessing (a) same number of chromosomes and same number of chromatids (b) half number of chromosomes and half number of chromatids (c) half number of ... and same number of chromatids (d) same number of chromosomes and half number of chromatids.

Last Answer : (d) same number of chromosomes and half number of chromatids.

Select the answer with correct matching of the structure, its location and function. Structure Location Function (a) Eustachian Anterior Equalizes air tube part of pressure on internal ear either sides of tympanic membrane (b) Cerebellum Midbrain Controls respiration and gastric secretions (c) Hypothal Forebrain Controls body -amus temperature, urge for eating and drinking (d) Blind spot Near the place Rods and cones where optic are present but nerve leaves inactive here the eye

Description : Select the answer with correct matching of the structure, its location and function. Structure Location Function (a) Eustachian Anterior Equalizes air tube part of pressure on internal ear either sides ... the place Rods and cones where optic are present but nerve leaves inactive here the eye

Last Answer : (c) Hypothal Forebrain Controls body -amus temperature, urge for eating and drinking

Which part of human ear converts sound vibrations into electric signals. a)hammer b)stirrup c)tympanic membrane d)cochlea

Description : Which part of human ear converts sound vibrations into electric signals. a)hammer b)stirrup c)tympanic membrane d)cochlea

Last Answer : d)cochlea

In grasses what happens in microspore mother cell for the formation of mature pollen grains? (a) One meiotic and two mitotic divisions (b) One meiotic and one mitotic divisions (c) One meiotic division (d) One mitotic division

Description : In grasses what happens in microspore mother cell for the formation of mature pollen grains? (a) One meiotic and two mitotic divisions (b) One meiotic and one mitotic divisions (c) One meiotic division (d) One mitotic division

Last Answer : (b) One meiotic and one mitotic divisions

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

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

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.

The given figure is the representation of a certain event at a particular stage of a type of cell division. Which is this stage? (a) Prophase I during meiosis (b) Prophase II during meiosis (c) Prophase of mitosis (d) Both prophase and metaphase of mitosis

Description : The given figure is the representation of a certain event at a particular stage of a type of cell division. Which is this stage? (a) Prophase I during meiosis (b) Prophase II during meiosis (c) Prophase of mitosis (d) Both prophase and metaphase of mitosis

Last Answer : (a) Prophase I during meiosis

During cell division in apical meristem, the nuclear membrane appears in (a) telophase (b) cytokinesis (c) metaphase (d) anaphase.

Description : During cell division in apical meristem, the nuclear membrane appears in (a) telophase (b) cytokinesis (c) metaphase (d) anaphase.

Last Answer : (a) telophase

Which stages of cell division do the following figures A and B represent respectively? Fig. A Fig. B(a) Metaphase Telophase (b) Telophase Metaphase (c) Late anaphase Prophase (d) Prophase Anaphase

Description : Which stages of cell division do the following figures A and B represent respectively? Fig. A Fig. B (a) Metaphase Telophase (b) Telophase Metaphase (c) Late anaphase Prophase (d) Prophase Anaphase

Last Answer : (c) Late anaphase Prophase

The mitotic division starts as the zygioge moves through the of the oviduct called cleavage.

Description : The mitotic division starts as the zygioge moves through the of the oviduct called cleavage.

Last Answer : The mitotic division starts as the zygioge moves through the of the oviduct called cleavage. A. Ampulla B. Isthmus C. Fimbriae D. Infiundibulum

Cleavage divisions differ from normal mitotic divisions in that: (a) There is no nuclear division during cleavage (b) There is no division of cytoplasm during cleavage (c) The division of cytoplasm follows nuclear division (d) There is no period of growth in between divisions

Description : Cleavage divisions differ from normal mitotic divisions in that: (a) There is no nuclear division during cleavage (b) There is no division of cytoplasm during cleavage (c) The division of cytoplasm follows nuclear division (d) There is no period of growth in between divisions

Last Answer : Ans:(d)

Megaspores are produced from the megaspore mother cells after (a) mitotic division (b) formation of thick wall (c) differentiation (d) meiotic division.

Description : Megaspores are produced from the megaspore mother cells after (a) mitotic division (b) formation of thick wall (c) differentiation (d) meiotic division.

Last Answer : d) meiotic division.

The division of cytoplasm is called a. Telophase b. Metaphase c. Cytokinesis d. None of them

Description : The division of cytoplasm is called a. Telophase b. Metaphase c. Cytokinesis d. None of them

Last Answer : Cytokinesis

In meios-I, the Centro mere undergoes: (a) Division between anaphase and Interphase (b) Division between prophase and metaphase (c) Division but the daughter chromosomes do not separate (d) No division

Description : In meios-I, the Centro mere undergoes: (a) Division between anaphase and Interphase (b) Division between prophase and metaphase (c) Division but the daughter chromosomes do not separate (d) No division

Last Answer : Ans. ((d))

Colchicine is an inhibitory chemical, which (a) stops the functioning of centriole (b) prevents attaching of centromeres with rays (c) prevents the spindle formation in mitosis (d) prevents the formation of equatorial plane.

Description : Colchicine is an inhibitory chemical, which (a) stops the functioning of centriole (b) prevents attaching of centromeres with rays (c) prevents the spindle formation in mitosis (d) prevents the formation of equatorial plane.

Last Answer : (c) prevents the spindle formation in mitosis

$ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body.

Description : $ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body.

Last Answer : $ The first formed embryonic cavity is called blastocoel. ! Annelids have a segmented body. A. If both As ... is wrong D. If both As and R are wrong.

. If a diploid cell is treated with colchicine then it becomes (a) triploid (b) tetraploid (c) diploid (d) monoploid

Description : . If a diploid cell is treated with colchicine then it becomes (a) triploid (b) tetraploid (c) diploid (d) monoploid

Last Answer : (b) tetraploid

In a cell haploid chromosome number is 15. What number is found in Pollen grain, Zygote, Primary endosperm nucleus and Colchicine treated zygote.

Description : In a cell haploid chromosome number is 15. What number is found in Pollen grain, Zygote, Primary endosperm nucleus and Colchicine treated zygote. 

Last Answer : Ans: 15 in pollen grain, 30 in zygote, 45 in Primary Endosperm nucleus and 60 in colchicine treated zygote.

Tube that connects the middle ear cavity with the pharynx is called

Description : Tube that connects the middle ear cavity with the pharynx is called

Last Answer : Tube that connects the middle ear cavity with the pharynx is called

Tube that connects the middle ear cavity with the pharynx is called

Description : Tube that connects the middle ear cavity with the pharynx is called

Last Answer : Tube that connects the middle ear cavity with the pharynx is called

What is the more common name for the tympanic membrane?

Description : What is the more common name for the tympanic membrane?

Last Answer : Ear drum

Which of the following terms refers to surgical repair of the tympanic membrane? a) Tympanoplasty Tympanoplasty may be necessary to repair a scarred eardrum.

Description : Which of the following terms refers to surgical repair of the tympanic membrane? a) Tympanoplasty Tympanoplasty may be necessary to repair a scarred eardrum. b) Tympanotomy A tympanotomy is ... Ossiculoplasty An ossiculoplasty is a surgical reconstruction of the middle ear bones to restore hearing.

Last Answer : a) Tympanoplasty Tympanoplasty may be necessary to repair a scarred eardrum.

Pt. with perforated tympanic membrane ttt: Topical ABX Topical steroid Systemic ABX Systemic steroid

Description : Pt. with perforated tympanic membrane ttt: Topical ABX Topical steroid Systemic ABX Systemic steroid

Last Answer : Systemic ABX

How many chromosome shal be present in a diploid cell at mitotic anaphase if its egg cell has the chromosome :-

Description : How many chromosome shal be present in a diploid cell at mitotic anaphase if its egg cell has the chromosome :-

Last Answer : How many chromosome shal be present in a diploid cell at mitotic anaphase if its egg cell has the chromosome ... 20(Twenty) C. 30(Thirty) D. 40(Forty)

A cell that is entering the mitotic phase (M-phase) of cell cycle is :-

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

In mammalian cell cycle, synthesis of DNA occurs during (A) S phase (B) G1 phase (C) Mitotic Phase (D) G2 phase

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

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

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

How many mitotic divisions are needed for a single cell to make 128 cells? (a) 28 (b) 32 (c) 7 (d) 14

Description : How many mitotic divisions are needed for a single cell to make 128 cells? (a) 28 (b) 32 (c) 7 (d) 14

Last Answer : (c) 7

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.

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

Is it true or false that The cochlea is a liquid-filled cavity in the inner ear.?

Description : Is it true or false that The cochlea is a liquid-filled cavity in the inner ear.?

Last Answer : true or falseThe cochlea is a liquid-filled cavity in the inner ear.

Besides ear ossicles, the cavity of the middle ear in humans contains - (1) air (2) endolymph (3) perilymph (4) otoconia

Description : Besides ear ossicles, the cavity of the middle ear in humans contains - (1) air (2) endolymph (3) perilymph (4) otoconia

Last Answer : (1) air Explanation: The hollow space of the middle ear has also been called the tympanic cavity. It is an irregular, laterally compressed space within the temporal bone. It is 44(filled with air, ... tube. The middle ear contains three tiny bones known as the ossicles: malleus, incur, and stapes.

Three of the following pairs of the human skeletal parts are correctly matched with their respective inclusive skeletal category and one pair is not matched. Identify the non-matching pair. Pair of skeletal parts Category (a) Sternum and ribs Axial skeleton (b) Clavicle and glenoid Pelvic girdle cavity (c) Humerus and ulna Appendicular skeleton (d) Malleus and stapes Ear ossicles

Description : Three of the following pairs of the human skeletal parts are correctly matched with their respective inclusive skeletal category and one pair is not matched. Identify the non-matching pair. Pair ... girdle cavity (c) Humerus and ulna Appendicular skeleton (d) Malleus and stapes Ear ossicles

Last Answer : (b) Clavicle and glenoid Pelvic girdle cavity

Besides ear ossicles, the cavity of the middle ear in humans contains (1) air (2) endolymph (3) perilymph (4) otoconia

Description : Besides ear ossicles, the cavity of the middle ear in humans contains (1) air (2) endolymph (3) perilymph (4) otoconia

Last Answer : air

Thei internal cavity commonly formed by ell division prior to gastrulation is the

Description : Thei internal cavity commonly formed by ell division prior to gastrulation is the

Last Answer : Thei internal cavity commonly formed by ell division prior to gastrulation is the A. Enteron B. Blastopore C. Blastocoel D. Coelom.

The period between active cell divisions in called a. anaphase b. metaphase c. interphase d. telephase

Description : The period between active cell divisions in called a. anaphase b. metaphase c. interphase d. telephase

Last Answer : interphase

If n=16 in plant cell, then how many bivalents in metaphase-I of meiosis are possible ?

Description : If n=16 in plant cell, then how many bivalents in metaphase-I of meiosis are possible ?

Last Answer : If n=16 in plant cell, then how many bivalents in metaphase-I of meiosis are possible ? A. 32 ... B. 16 Telravalents C. 16 Bivalents D. 32 Bivalents

What is missing from the cell in metaphase?

Description : What is missing from the cell in metaphase?

Last Answer : Need answer

A cell cycle consists of (a) Mitosis and meiosis (b) GI, the Sphase, and G2 (c) Prophase, metaphase, anaphase and telophase (d) Interphase and mitosis

Description : A cell cycle consists of (a) Mitosis and meiosis (b) GI, the Sphase, and G2 (c) Prophase, metaphase, anaphase and telophase (d) Interphase and mitosis

Last Answer : Ans:(d)

Select the correct option with respect to mitosis. (a) Chromatids separate but remain in the centre of the cell in anaphase. (b) Chromatids start moving towards opposite poles in telophase. (c) Golgi complex and endoplasmic reticulum are still visible at the end of prophase. (d) Chromosomes move to the spindle equator and get aligned along equatorial plate in metaphase.

Description : Select the correct option with respect to mitosis. (a) Chromatids separate but remain in the centre of the cell in anaphase. (b) Chromatids start moving towards opposite poles in telophase. (c ... . (d) Chromosomes move to the spindle equator and get aligned along equatorial plate in metaphase.

Last Answer : (d) Chromosomes move to the spindle equator and get aligned along equatorial plate in metaphase.

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

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

A drug which prevents uric acid synthesis by inhibiting the enzyme Xanthine oxidase is (A) Aspirin (B) Allopurinal (C) Colchicine (D) Phenyl benzoate

Description : A drug which prevents uric acid synthesis by inhibiting the enzyme Xanthine oxidase is (A) Aspirin (B) Allopurinal (C) Colchicine (D) Phenyl benzoate

Last Answer : Answer : B

5 HIAA test is negative if patient is taking (A) Aspirin (B) Colchicine (C) Phenothiazone (D) Methotrexate

Description : 5 HIAA test is negative if patient is taking (A) Aspirin (B) Colchicine (C) Phenothiazone (D) Methotrexate

Last Answer : Answer : C

A drug which prevents uric acid synthesis by inhibiting the enzyme xanthine oxidase is (A) Aspirin (B) Allopurinol (C) Colchicine (D) Probenecid

Description : A drug which prevents uric acid synthesis by inhibiting the enzyme xanthine oxidase is (A) Aspirin (B) Allopurinol (C) Colchicine (D) Probenecid

Last Answer : B

Wound contraction and ultimate contracture may be controlled by which of the following drugs? A. Colchicine. B. D-Penicillamine. C. Thiphenamil (Trocinate). D. Glucocorticoids. E. Ibuprofen (Motrin).

Description : Wound contraction and ultimate contracture may be controlled by which of the following drugs? A. Colchicine. B. D-Penicillamine. C. Thiphenamil (Trocinate). D. Glucocorticoids. E. Ibuprofen (Motrin).

Last Answer : Answer: AC DISCUSSION: Wound contraction is carried out by highly specialized cells called myofibroblasts, which, as their name implies, have histologic characteristics of fibroblasts ... under experimental conditions. Glucocorticoids and NSAIDs do not affect the wound contraction process

Colchicine is used mainly to treat (a) Gout (b) Arthiritis (c) Diabetes (d) Carcinomas (e) High blood pressure

Description : Colchicine is used mainly to treat (a) Gout (b) Arthiritis (c) Diabetes (d) Carcinomas (e) High blood pressure

Last Answer : Ans: A