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i) What is synaptonemal complex?
ii) Explain the significance of crossing over with diagram. In which phase of cell division this process takes place?
multicellular organisms have division of labour? explain
what is a mesosome in prokaryotic cell? mention the function it performs.
Draw the diagram of all five sub stages of prophase 1 of meiosis 1 and explain them.....pls give me these diagrams as soon as possible.....
what are sister and non sister chromatids???????
what is centripetal and centrifugal manner?
How many meiotic divisions are required to produce 1000 seeds(grain) of cyprus plant which is an expection to the division rule of ( n + n/4 ) ?
why interphase called resting phase?
HOW MANY MEIOTIC DIVISIONS ARE REQUIRED TO FORM 200 POLLEN GRAINS?
During pachytene stage of meiosis , the chromosomes appear ---
1)single stranded 2)4-stranded 3)6-stranded 4)8-stranded
what is the significance of mitosis and meiosis??
figure of different stages of meiosis
difference between sister and non-sister chromatids
At which stage of cell division the morphology of chromosomes can be distincly studied?
which structure of animal cell forms the asters of spindle?
Give brief account of somatic cell division ?
THE NUMBER OF CHROMATIDS IN THE CHROMOSOME AT ANAPHASE IS .......1] 2 IN METOSIS & 1 IN MEIOSIS 2] 1 IN METOSIS & 2 IN MEOSIS 3] 2 EACH IN METOSIS & MEIOSIS 3] 2 IN MITOSIS & 4 IN MEIOSIS
what is the significance of mitosis and meiosis?
where do mitosis and meiosis occur in animal and plants?
what is the difference b/w miosos and mitosis
Can you explain the full process of meiosis 1?
What will be the amount of dna in meiosis II products if meiocyte contains 30 Pg DNA in G1 phase?
what is terminalization?
How the chromosome number is maintained in offspring?
are bivalent & tetrad the same thing?
The significance of meiosis lies in
a) reduction of diploid no. of chromosomes to haploid
b) maintaing constancy in no. of diploid chromosomes during sexual reproduction
c) production of genetic variability in population of species
d) all of above
which one is correct?
Difference between chromosomes and chromatin?
plants dont have centrioles, so how are the spindle fibres formed for cell division? how can it divide without centriole? n if it can , why do animals need the centriole? What is its main function? arent spindle fibres formed by centriole? if nt then wer r they formed?
You have studied
what is anastral mitosis?
name the stage of cell division in which paired homologous chromosomes get shorterned and thickened?
q.1what is the role of chromosomes in inheritance?
q2 what is genetic recombination?
q3 what is genetic mapping?
q4 what is diffrance between mitosis and meiosis?
q5 what is cell cycle and what's the function of cell cycle? please answer me as soon as it 's possible
the main differences between mitosis and meiosis.
what is G0 phase of plant cell?
what is kernplasma ratio?
diferentiate between metaphase of mitosis metaphase 1 of meiosis?
what is cytokinesis?
what will be the total number of mitotic divisions in the formation of 64 daughter cells
how many meiotic divisions are necessary for the formation of 100 grains?? ans-125....please explain how??
what's synapse?with the help of diagram explain reflex action on knee jerk?
What is chiasmata? State its significance.
In which phase proteins for spindle fiber formation are synthesised? a) G1 b) G2
What is DNA replication?
cell division includes karyokinesis and cytokinesis. at what phase does the cytokinesis process BEGIN.?is it at the end of telophase, starting of telophase, end of prophase or starting of prophase?
synapsis (b) bivalent (c) chiasmata
a diagram to illustrate your answer.
what is hemozygous?
what is chiasmata?? plz explain in simple words
Distinguish cytokinesis from karyokinesis.
The point at which polytene chromosomes appear to be attached together is called what? n why?
which is the best material for study of mitosis in laborartory among following- anther, root tip , leaf tip and ovary. please give reason?
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