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How Many Cells do We have

You may have such questions as Do Brain Cells Regenerate and How Many Cells Do We Have in Our Body,or you may also seek several helpful information about Why Do We Need Cells. Besides,you may be interested in answers related to Justin Bieber Phone Number for Real,too. Read more as following:

We have approximately 10 trillion cells. This number was computed based on the assumption that an average eukaryotic cell has a size of 10 micro meters across.

Do brain cells regenerate?

no brain cells do not regenerate. brain cells are stuck in the g0 (g-zero) phase like muscle and nerve cells.... More »

How many cells do we have in our body

Depending on the source, that figure varies from 50 to 75 trillion ... ...MORE...... More »

Why do We Need Cells?

We need cells because they are the building blocks of tissues, organs, and whole organisms. Some cells are responsible for reproduction and the formation of offspring. Humans, or any other living things, would not exist if there were no cells in the... More »

How Many Brain Cells do We have?

A human has about 100 billion brain cells. The brain weighs about 3 pounds and is one of the body's largest organs. You would think that with that many brains cells I'd be better at remembering things!... More »

How Many Cells do Humans have?

It is estimated that humans have about 100 trillion cells. This of course varies with the size of the person. Each cell contains vital hereditary material. ... More »

Why do We Need Cell Phones?

We need cell phones to stay in touch.. In this day and age we are away from home more often than not, and a cell phone is a good way for friends, relatives and businesses to get in touch with you when needed. They are also lifesavers in any emergency... More »

12 comments

  1. Ice Reply:

    Cells that die everyday, I know skin cells are one of them but what others? And as you know, we cannot possibly have all cells dying everyday. I know that they will grow again but examples please? Thanks.
    @Gay Asian Boy: All cells die due to certain extend.

  2. Michaela S Reply:

    1. Animal cells
    2. Plant cells

    Bonus question:
    Compare how easy it would be to burst open the plant and animal cells to let the watery contents spill out.

  3. Paulabump Reply:

    What are the new cells that form as germ cells start to copy called?

    A. Oocyte
    B. Primary oocyte
    C. Ovum
    D. Oogonium
    E. Secondary oocyte

    sorry iam asking i was not sure and i didnt want to get it wrong!:(
    thankks.

  4. Hp Fanatic Reply:

    What is the # of cells formed during the mitosis and meiosis for both animal and plant cells? Please list them separately. Also what is the # of chromosomes in those new cells?

  5. Hhyy Reply:

    Based on the usual ratio of red cells to white cells (700:1) what percentage of the cells in blood are red cells compared to white blood cells? Also, please tell me how you got this answer!

  6. Khalis Reply:

    Plant cells are capable of responding to touch. One of the steps in the response pathway to touch is an increase in Ca2+ ions in the cytosol of the touched cell. How can touching a single cell lead to a relatively large number of cells exhibiting a response to that touch?

  7. Jacob Reply:

    How do cells differ in size and shape in the root tip compared to cells in the older parts of the root?

  8. Keeyon Reply:

    How do some cells become brain cells and others become skin cells, when the DNA in ALL the cells is exactly the same. In other words, if the instructions are exactly the same, how does one cell become a brain cell and another a skin cell?

  9. 12883isme Reply:

    What type of cells tend to be damaged the most during chemotherapy and radiation treatments? Epithelial cells? Nerve tissue? Skeletal muscle cells ? Collagen and fibrous tissue ?

  10. Cesar Reply:

    How do stem cells work? Also, how does stem cell research affect society? And how could the use of a stem cell be influenced?

  11. Iamapancake Reply:

    When eukaryotic cells undergo mitosis, it results in two identical daughter cells, each with a nucleus. Prokaryotic cells are cells that do not contain a distinct nucleus.

  12. Lorna Doom Reply:

    How do some cells become brain cells and others become skin cells, when the DNA in ALL the cells is exactly the same. In other words, if the instructions are exactly the same, how does one cell become a brain cell and another a skin cell?

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