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Is meiosis an adaptation of mitosis?
The origin of meiosis does not have one widely accepted theory. There is a theory that meiosis is an adaptation of mitosis. However, this theory does not have a lot of support. There are several mechanisms that are similar in mitosis and meiosis, for example they go through similar phases of prophase, metaphase, etc. Mitosis is believed to have originated about 3 billion years before meiosis. However, there are also important differences. The most obvious difference is the end result - mitosis produces two genetically identical daughter cells, whereas meiosis produces four haploid daughter cells.
How did mitosis and meiosis happen?
Very very gradually; we are told that origin of the two sexes occurred just about six hundred million years ago.
What are the two distinct stages of meiosis?
Meiosis I and meiosis II
Are Meiosis I and Meiosis II identical steps that follow each other?
If you mean meiosis I and meiosis II, then no they are not identical, but meiosis II does follow meiosis I.
What are the names of the two different types of meiosis?
The two types of meiosis are meiosis I and meiosis II. Meiosis I involves homologous chromosomes separating, while meiosis II involves sister chromatids separating.
What are two distinctive divisions of meiosis?
Meiosis I & Meiosis II
What are the divisions of meiosis called?
Meiosis 1 and Meiosis 2
How many divisions occur in meiosis?
Meiosis does in fact divide twice, once in meiosis I (cytokinesis) and meiosis II (cytokinesis) basically it divides into four daughter cells at the end of meiosis. Two from meiosis I and four in meiosis II
What are 2 distinctive divisions of meiosis?
Meiosis 1 and Meiosis 2
What happens in meiosis that does not happen in meiosis 2?
DNA is copied in meiosis 1.
What are the two distinct division of meiosis?
Meiosis I & Meiosis II
What happens in meiosis 1 that does not happen in meiosis 2?
DNA is copied in meiosis 1.
