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2021-05-14

How are mitosis and meiosis similar and different quizlet?

How are mitosis and meiosis similar and different quizlet?

In mitosis, the result is 2 diploid cells that are identical to the parent cells. In Meiosis, the result is 4 haploid cells that are different from each other. The purpose of meiosis is creating haploid cells (gametes) that can join/fuse for sexual reproduction multicellular organisms.

What are 2 similarities and 2 differences between mitosis and meiosis?

Mitosis produces two cells from one parent using one division event. But meiosis produces four new child cells with two divisions, each of which has half the genetic material of its parent. Mitosis takes place all over the body, while meiosis only takes place in the sex organs and produces sex cells.

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Is meiosis 1 or 2 more like mitosis?

Meiosis 2 is similar to mitosis because it separates the chromosomes to have sister chromatids in each cell. In both processes, you are separating the chromosome and dividing the cell to make 2 cells out of 1 (the only difference is that in meiosis, you’re doing that for 2 cells to get 4).

What occurs in prophase 2 of meiosis?

During prophase II, chromosomes condense and the nuclear envelope breaks down, if needed. The centrosomes move apart, the spindle forms between them, and the spindle microtubules begin to capture chromosomes.

How do meiosis I and meiosis II contribute to genetic variation?

Because the duplicated chromatids remain joined during meiosis I, each daughter cell receives only one chromosome of each homologous pair. By shuffling the genetic deck in this way, the gametes resulting from meiosis II have new combinations of maternal and paternal chromosomes, increasing genetic diversity.

What is mitosis in your own words?

Mitosis is a process where a single cell divides into two identical daughter cells (cell division). During mitosis one cell? divides once to form two identical cells. The major purpose of mitosis is for growth and to replace worn out cells.

What Animals use mitosis?

Some organisms use mitosis to replace body parts. For example starfish replace lost arms by mitosis. Some organisms such as the hydra use mitosis to produce genetically identical offspring. The process is known as budding.

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What are 3 purposes for mitosis cell division in your life?

Mitosis is important for three main reasons: development and growth cell replacement and asexual reproduction.

Do animals use mitosis?

Animal cells, like human cells, use mitosis to grow larger cells, replace damaged cells and repair injured tissue. Mitosis of an animal cell is an asexual reproductive process that produces two exact copies of a cell. Cellular growth and protein synthesis occur in interphase of the cell cycle.

What are the major differences between animal and plant mitosis?

Plant and animal cells both undergo mitotic cell divisions. Their main difference is how they form the daughter cells during cytokinesis. During that stage, animal cells form furrow or cleavage that gives way to formation of daughter cells. Due to the existence of the rigid cell wall, plant cells don’t form furrows.

What 2 events of mitosis make a difference between the animal and plant mitosis?

Explanation: The most important and observable difference in the plant animal cells mitosis is the cytokinesis. In plants a new cell plate is formed between the daughter cells for the future cell wall, while in animal cells the cell membrane constricts to separates the parent cell into daughter cells.