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

1 Answer

Answer :

(b) tetraploid

Related questions

Description : Tetraploid watermelon must be pollinated by ____ plants to produce a seedless watermelon a. Triploid b. Aneuploid c. Diploid d. Tetraploid

Last Answer : Diploid

Description : .In Pinus/Cycas/gymnosperms, the endosperm is (a) triploid (b) haploid (c) diploid (d) tetraploid.

Last Answer : (b) haploid

Description : Endosperm in gymnosperm is............. a) haploid b)diploid c)triploid d)tetraploid

Last Answer : a) haploid

Description : Durring which stage a diploid cell becomes tetraploid in mitosis:-

Last Answer : Durring which stage a diploid cell becomes tetraploid in mitosis:- A. `G_(2)` B. Prophae C. Metaphase D. Anaphase

Description : A diploid female plant and a tetraploid male plant are crossed. The ploidy of endosperm shall be

Last Answer : A diploid female plant and a tetraploid male plant are crossed. The ploidy of endosperm shall be A. Tetraploid B. Triploid C. Diploid D. Pentaploid

Description : When a diploid female plant is crossed with a tetraploid male, the ploidy of endosperm cells in the resulting seed is (a) tetraploidy (b) pentaploidy (c) diploidy (d) triploidy.

Last Answer : (a) tetraploidy

Description : Triticum aestivum is a (A) Border irrigation (B) Check basin irrigation (A) Hexaploid (B) Diploid (C) Tetraploid (D) Euploid

Last Answer : (A) Hexaploid

Description : Triticum aestivum, the common bread wheat is – a) Tetraploid b) Hexaploid c) Haploid d) Diploid

Last Answer : b) Hexaploid

Description : $ Zygotic meiosis occurs at the time of germination of zygote. ! Zyogote may be diploid or triploid

Last Answer : $ Zygotic meiosis occurs at the time of germination of zygote. ! Zyogote may be diploid or triploid A. If ... is wrong D. If both As and R are wrong.

Description : .The endosperm of gymnosperm is (a) diploid (b) polyploid (c) triploid (d) haploid.

Last Answer : (d) haploid.

Description : Generally seedless watermelon is — a. Haploid b. Diploid c. Triploid d. Hexaploid

Last Answer : c. Triploid

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.

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

Last Answer : $ Colchicine is a chemical which can arrest cell division at metaphase ! Colchicine is also called mitotic ... D. If both As and R are wrong.

Description : $ Those plants which produce seeds, without the formation of fruits are called Gymnosperms. ! Endosperm is triploid in Angiospherms

Last Answer : $ Those plants which produce seeds, without the formation of fruits are called Gymnosperms. ! Endosperm is ... D. If both As and R are wrong.

Description : $ Double fertilization and triple fusion occurs in Angiosperms. ! Triple fusion produces triploid type of endosperm.

Last Answer : $ Double fertilization and triple fusion occurs in Angiosperms. ! Triple fusion produces triploid type of endosperm ... D. If both As and R are wrong.

Description : With reference to plant tissue culture select the matching pair: (1) Sterile triploid—banana and seedless fruit (2) Somaclonal variations—differences appearing (3) Embryoids—non-zygatic embryo produced from somatic cells (4) Pulses—belong to cruciferae

Last Answer : Ans. ((a))

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

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

Last Answer : Answer : C

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

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

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

Last Answer : Ans: A

Description : Acute or chronic colchicine toxicity may be identified by which of the following signs/symptoms? (a) Alopecia (b) Blood dyscrasias (c) Severe gastrointestinal upset (d) All of the above (e) None of the above

Last Answer : Ans: D

Description : Which of the following drugs may be effective in the treatment of gouty arthritis by acting by two separate and distinct mechanisms? (a) Allopurinol (b) Probenecid (c) Colchicine (d) Indomethacin (e) Sulfinpyrazone

Last Answer : Ans: D

Description : Which one of the following drugs is not useful in dysmenorrhea? (a) Aspirin (b) Colchicine (c) Ibuprofen (d) Rofecoxib (e) Naproxen

Last Answer : Ans: B

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

Description : Colchicine is generally used for a. Chromosome doubling b. Hybridization c. Embryo rescue d. None of these

Last Answer : a. Chromosome doubling

Description : The most important dose-limiting adverse effect of colchicine is: A. Sedation B. Kidney damage C. Diarrhoea D. Muscle paralysis

Last Answer : C. Diarrhoea

Description : Select the drug which is neither analgesic, nor antiinflammatory, nor uricosuric, but is highly efficacious in acute gout: A. Prednisolone B. Colchicine C. Naproxen D. Sulfinpyrazone

Last Answer : B. Colchicine

Description : Nonsteroidal antiinflammatory drugs are more commonly used than colchicine in acute gout because: A. They are more effective B. They act more rapidly C. They have additional uricosuric action D. They are better tolerated

Last Answer : D. They are better tolerated

Description : Which of the following is a disease modifying antirheumatic drug whose active metabolite inhibits the enzyme dihydro-orotate dehydrogenase: A. Leflunomide B. Nimesulide C. Sulfasalazine D. Colchicine

Last Answer : A. Leflunomide

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) Allopurinol

Description : What is the difference between a diploid and haploid cell?

Last Answer : A: A diploid cell contains two sets of chromosomes, while a haploid cell contains only one set of chromosomes.

Description : What is the difference between a haploid and diploid cell?

Last Answer : A: A haploid cell has a single set of chromosomes, while a diploid cell has two sets of chromosomes.

Description : What is the difference between a haploid and a diploid cell?

Last Answer : A: A haploid cell has only one set of chromosomes, while a diploid cell has two sets of chromosomes.

Description : What is the difference between a haploid and a diploid cell?

Last Answer : A: A haploid cell contains a single set of chromosomes, while a diploid cell contains two sets of chromosomes, one from each parent.

Description : What is the difference between a diploid cell and a haploid cell?

Last Answer : A: A diploid cell contains two sets of chromosomes, one from each parent, while a haploid cell contains only one set of chromosomes.

Description : What's a diploid cell line?

Last Answer : Diploidy means that a chromosome is present twice in the cell. Most cells in animals and plants are diploid. In contrast, if a chromosome is only present once, the cell is haploid. This is the case in Ova and Sperm cells (they form a diploid cell when combined).

Description : In a diploid cell before S-phase quantity of DNA is 20 pico gram (pg) after meiosis I what will be the quantity of DNA in each daughter cell ?

Last Answer : In a diploid cell before S-phase quantity of DNA is 20 pico gram (pg) after meiosis I what will be the quantity of ... 10 pg B. 20 pg C. 5 pg D. 40 pg

Description : The drawing below shows a cell whose diploid ehromosome number if four. This cell is in:-

Last Answer : The drawing below shows a cell whose diploid ehromosome number if four. This cell is in:- ... First anaphase of meiosis D. Second anaphase of meiosis

Description : If the cell had diploid or 2n number of chromosomes at `G_(1)`, after S phase the number of chromosomes in the cell is ?

Last Answer : If the cell had diploid or 2n number of chromosomes at `G_(1)`, after S phase the number of chromosomes in the cell is ? A. 2 n B. 4 n C. n D. 3n

Description : Diploid cell in human, where cell division does not occur :- (a) Heart cell (b) Muscle cell ( c ) Nerve cell

Last Answer : Diploid cell in human, where cell division does not occur :- (a) Heart cell (b) Muscle cell ( c ) Nerve cell A. ... b and c C. a and c D. a, b and c

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 : If the cell is diploid in `G_(1)` than after the S phase cell remain/become:-

Last Answer : If the cell is diploid in `G_(1)` than after the S phase cell remain/become:- A. n B. 4n C. 8n D. 2n

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)

Description : During `G_(2)` -phase a diploid cell contains the amount of DNA equal to a :-

Last Answer : During `G_(2)` -phase a diploid cell contains the amount of DNA equal to a :- A. Diploid ... Tetraploid cell C. Haploid cell D. Nothing can be said

Description : What is A cell or organism having half of the diploid chromosome number?

Last Answer : Need answer

Description : If a diploid cell contains twenty eight chromosomes and it goes through meiosis how many chromosomes will each daughter cell have?

Last Answer : Feel Free to Answer

Description : If a diploid cell has 50 chromosomes how many chromosomes does the haploid cell of that organism have?

Last Answer : 25

Description : The number of sets of chromosomes in a dikaryotic cell A- is greater than diploid cell B- is lesser than diploid cell C- .is equal to diploid cell D- none of these

Last Answer : .is equal to diploid cell

Description : When a diploid embryosac is formed from a megaspore mother cell without meiosis, it is called as

Last Answer : When a diploid embryosac is formed from a megaspore mother cell without meiosis, it is called as – Diplospory