Questions tagged [differentiation]

Differentiation describes the process in the development from more general cell types into higher specialized cell types.

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What's the difference between proliferation and diffusion when talking about changes in tumor density?

Cell proliferation and cell diffusion seem to be important quantities to estimate when trying to understand or measure tumor growth, but I don't really understand a) the difference between them or b) ...
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How many times have the cells in a human body divided?

Every single cell in a multicellular organism can in principle trace its "ancestry" back to the zygote through a continuous chain of cell divisions. How many divisions have occurred in a typical cell ...
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Homework: Diffrentiate between 2 toads

How to differentiate between 2 toads one of them result of artificial parthenogenesis and the other from renucleation? I answered that the toad resulting from artificial parthenogensis is identical ...
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What's the difference in roles of GATA-2 and BMI-1 in guiding Hematopietic cells?

I've discovered that hematopoietic cells become lineage-positive (Lin+) and go down the path of becoming lymphoblasts and myeloblasts, and that both BMI-1 and GATA-2 are transcription factors that ...
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In Vitro Meat Initial Production

I've gotten interested in the science behind in vitro meat, and I was wondering what would be necessary to create it. Would you initially need a primary culture, or an immortalized cell line? And how ...
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Sex change in fishes

When in a flock/school of gold fishes, if male fishes are removed due to some reason and only female fishes remain. It is said that after sometime one of the female fish will turn into male and the ...
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What is the difference between differentiation and phenotype switching?

I am trying to model bone remodeling process and I wonder what is the difference between phenotype switching and differentiation. I am relatively inexperienced in biology. Please explain me with ...
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29 views

Difference in timescale of tissue movement vs cellular differentiation

I would like to better understand the difference in the timescales that cells seem to function. For example, how is it that muscle cells can move within seconds or less under stimuli such as hormones ...
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How do cells become differentiated using epigenetics despite having the same genome?

How is epigenetics used in the differentiation of cells and is this the only thing that is used? I've seen that transcription factors play a role but are these simply proteins that initially write the ...