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 : What cells main job is to sort and package proteins and other substances in a plant cell. chloroplasts chromosomes nucleus Golgi Submit?
Last Answer : organelle
Description : Which phase do the chromosomes begin to twist and thicken the nucleus breaks apart and the chromosomes start to move toward the center of the cell?
Last Answer : prophase
Description : Which one of the following pairs of plant structures has haploid number of chromosomes? (a) Nucellus and antipodal cells (b) Egg nucleus and secondary nucleus (c) Megaspore mother cell and antipodal cells (d) Egg cell and antipodal cells
Last Answer : d) Egg cell and antipodal cells
Description : Which of the following is not true for prokaryotic organism? A.Nucleus is not bounded by nuclear membrane B.Chromosomes does not contain histones C.80S ribosomes are distributed in cytoplasm D.Cell wall contains peptidoglycan as one of the major component
Last Answer : C.80S ribosomes are distributed in cytoplasm
Description : Which of the following is not true for prokaryotic organism? A- Nucleus is not bounded by nuclear membrane B- Chromosomes does not contain histones C- 80S ribosomes are distributed in cytoplasm D- Cell wall contains peptidoglycan as one of the major component
Last Answer : 80S ribosomes are distributed in cytoplasm
Description : The chromosomes of a eukaryotic cell are located i the: a) mitochondria (pron: my-toe-kon-dria) b) nucleus c) ribosome d) endoplasma
Last Answer : ANSWER: B -- NUCLEUS
Description : .In Pinus, the pollen grain has 6 chromosomes then in its endosperm will have (a) 12 (b) 18 (c) 6 (d) 24.
Last Answer : (c) 6
Description : $ Nucleosome is present on the chromosomes. ! A true nucleus is called Eukaryon.
Last Answer : $ Nucleosome is present on the chromosomes. ! A true nucleus is called Eukaryon. A. If both As and R are ... is wrong D. If both As and R are wrong.
Description : What is made up of DNA and is located on the chromosomes inside the nucleus?
Last Answer : genes
Description : How one division of the nucleus a new spindle forms around each group of chromosomes?
Last Answer : Need answer
Description : The fluid medium of the nucleus is called (a) Chromosomes (b) Nucleolus (c) Nucleoplasm (d) Chromatin
Last Answer : Ans:(c)
Description : .Experiments on Acetabularia by Hammerling proved the role of (a) cytoplasm in controlling differentiation (b) nucleus in heredity (c) chromosomes in heredity (d) nucleo-cytoplasmic ratio.
Last Answer : (b) nucleus in heredity
Description : Which of the following is not true for eukaryotic cells? A- Nucleus is bounded by nuclear membrane B- Chromosomes contain histones C- Chloroplasts and mitochondria contains 70S ribosomes D- Gas vacuoles are present
Last Answer : Gas vacuoles are present
Description : Male gametophyte of angiosperms is shed at (a) four celled pollen grain (b) three celled pollen grain (c) microspore mother cell (d) anther.
Last Answer : b) three celled pollen grain
Description : Which one of the following is surrounded by a callose wall? (a) Male gamete (b) Egg (c) Pollen grain (d) Microspore mother cell
Last Answer : (d) Microspore mother cell
Description : In gymnosperms, the pollen chamber represents (a) a cavity in the ovule in which pollen grains are stored after pollination (b) an opening in the megagametophyte through which the pollen tube approaches the ... pollen grains develop (d) a cell in the pollen grain in which the sperms are formed.
Last Answer : (c) the microsporangium in which pollen grains develop
Description : (a) If a normal human cell has 46 chromosomes, how many chromosomes will be there in a human: (i) Sperm (ii) Zygote (b) Name an animal in which individuals can change sex. What does this indicate? -Science
Last Answer : (a) A normal human being has 46 chromosomes in which 23 chromosomes come from males and 23 chromosomes come from female. (i) Sperms coming from males have 23 chromosomes. (ii) Zygote forming in ... chromosomes in all. (b) Snail. This indicates that sex is not determined genetically in such animals.
Description : In which type of cell divisions does crossing over of chromosomes takes place? -Do You Know?
Last Answer : answer:
Description : At what stage of division does the number of chromosomes in the offspring cell become half of the number of chromosomes in the mother cell ?
Last Answer : The number of chromosomes in the offspring cell formed during the division of miosis-1 is half of the number of chromosomes in the mother cell.
Description : Which cell contains only DNA on chromosomes ?
Last Answer : : Chromosome DNA contains only stem cells.
Description : How many chromosomes are there in each cell of human body ?
Last Answer : Each cell of the human body has 23 pairs or 46 chromosomes.
Last Answer : There are 46 chromosomes in each human body cell.
Description : $ DNA replication in a bacterial cell is bidirectional. ! A chromosomes with primary constriction is called "SAT" chromosomes.
Last Answer : $ DNA replication in a bacterial cell is bidirectional. ! A chromosomes with primary constriction is called "SAT ... D. If both As and R are wrong.
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.
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
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 : When synapsis is complete all along the chromosomes, the cell is said to have entered a stage called
Last Answer : When synapsis is complete all along the chromosomes, the cell is said to have entered a stage ... . Zygotene B. Pachytene C. Diplotene D. Diakinesis
Description : In which stage of cell division, number of chromosomes best counted:-
Last Answer : In which stage of cell division, number of chromosomes best counted:- A. Prophase B. Metaphase C. Telophase D. Interphase
Description : A cell examined during prophase of cell cycle contained 100 units of DNA and 50 chromosomes. What would be the number of DNA and chromosome in anaphas
Last Answer : A cell examined during prophase of cell cycle contained 100 units of DNA and 50 chromosomes. What ... & 100 chromosomes D. 50 DNA & 25 chromosomes
Description : If a normal human cell has 46 chromosomes how many chromosomes will its daughter cell have?
Description : How does the number of chromosomes in each of the daughter cells produced in mitosis compared to the number of chromosomes in the original cell?
Last Answer : In which phase of plant cell mitosis is the most time spent? Inwhich phase of animal cell mitosis?
Description : When during the cell cycle do chromosomes first become visible?
Description : Why does chromatin need to condense into chromosomes before cell division?
Description : How many chromosomes does a elephant have in a sex cell?
Description : What stage are there homologous chromosomes lined up down the middle of the cell?
Last Answer : Metaphase 1
Description : Where the cell are the chromosomes located?
Last Answer : the cytoplasm
Description : What role do chromosomes play when a cell make proteins?
Last Answer : They contain the information to make the proteins.
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 : How many chromosomes does a worm have in each cell?
Description : If the original cell has 46 chromosomes how can each daughter cell also have 46 chromosomes?
Description : How many chromosomes does an unfertileized germ cell have?
Description : Do the number of chromosomes in each new cell formed differ from each other?
Last Answer : Gametes contain different genetic information to each other and to the parent cell.
Description : If an egg cell contains 50 chromosomes how many chromosomes are in sperm cell from the same species?
Last Answer : 50
Description : If an egg cell contains 50 chromosomes how many are speed cell from the same species?
Last Answer : What is the answer ?
Description : What would happen to the number of chromosomes in each cell if copies of the chromosomes were not made before cell division?
Description : How many pairs of chromosomes are there in each body cell in a lily?
Description : Why is it necessary for a cell chromosomes to be distributed to its daughter cell in such a precise manner?
Last Answer : Chromosomes need to be distributed to the daughter cells soprecisely because the daughter cells need the the geneticinformation in the chromosomes. If a chromosome is missing in oneof the daughter ... could prevent the cell from producing aneeded protein to survive or something to that effect.
Description : If a diploid cell has 50 chromosomes how many chromosomes does the haploid cell of that organism have?
Last Answer : 25
Description : If a male organism has 40 chromosomes in each body cell how many chromosomes does a female of the same species have in each body cell?
Last Answer : you answer