Description : In tobacco plant, the male gametes have twenty four chromosomes. What is the number of chromosomes in the female gamete? What is the number of chromosomes in the zygote? -Biology
Last Answer : The number of chromosome in the female gamete would be same as that in the male gamete, i.e., it will have 24 chromosomes. The number of chromosome in the zygote would be double the number present in the gamete and hence, it would be 48.
Description : A cell at telophase stage is observed by a student in a plant brought from the field. He tells his teacher that this cell is not like other cells at telophase stage. There is no formation of ... cells. This would result in (a) somaclonal variation (b) polyteny (c) aneuploidy (d) polyploidy.
Last Answer : (d) polyploidy.
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 : 1.Meiocyte of paddy plant has 24 chromosomes. The number of chromosomes in the endosperm, nucellus and synergid are respectively ----------------- . (a)24,12,36 b) 24, 24,12 c)36, 12, 24 d) 36, 24, 12 )
Last Answer : (a)24,12,36
Description : What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root tip cells?a) 42b) 63c) 84d) 21
Last Answer : b) 63
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 : If Mendel had studied the seven traits using a plant with 12 chromosomes instead of 14, in what way would his interpretation have been different? (a) He would not have discovered the law of ... c) He could have mapped the chromosome. (d) He would have discovered blending or incomplete dominance.
Last Answer : He would not have discovered the law of
Description : If there are 16 chromosomes in the cell of an angiospermic plant, how many chromosomes are there in the perisperm and endosperm cell
Last Answer : Ans: 16 in perisperm as it is diploid and 24 in endosperm as it is triploid
Description : What type of mutation has occurred when a plant inherits a complete extra set of chromosomes?
Last Answer : ANSWER: POLYPLOIDY
Description : Allosomes are (1) cell organelles (2) plant hormones (3) alleles (4) sex chromosomes
Last Answer : sex chromosomes