Growth and aging

How do cells divide and how is growth controlled? How does the body change during puberty? What happens when we age and what are typical signs of aging?

Growth and aging from A to Z

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    How are genes passed on?

    When people talk about inherited genes in biology, they mean genetic material that is passed on from parents to children. This "genetic material" is ...

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    How do most cells divide?

    Cells need to divide for your body to grow and for body tissue such as skin to continuously renew itself. The division of the nucleus is an important...

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    How are sex cells made (meiosis)?

    The formation of sex cells is a central part of reproduction: The sperm and egg cells, also known as reproductive cells, each have one half of the to...

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    What happens when you age?

    When it comes to aging, certain questions may arise, such as: Why do our bodies age, and how old can people get? But growing older is about more than...

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    Growth in childhood and puberty

    Childhood and puberty are phases of growth where our bodies gradually become heavier and taller. This growth begins in the womb and ends after pubert...