Which of the following statements is true concerning mitosis?
Group of answer choices
mitosis occurs in the cell nucleus
mitosis is the division of a cell during sexual reproduction
mitosis is cell division of an already existing cell
all of the above are true
Answer:- All of the above are true
explaination
nucleus disassembles and re-forms each time most cells divide. the chromosomes condense, the nucleolus vanishes, and the nuclear envelope breaks down at start of mitosis resulting in the release of most of the contents of the nucleus into the cytoplasm.
In sexual reproduction the copy of gamets or cleavage of zygote or embryo all occurs with the help of mitosis.
mitosis division will occur in the cell that is already present.
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