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  2. Sex differences in human physiology - Wikipedia

    en.wikipedia.org/wiki/Sex_differences_in_human...

    The X-chromosome carries a larger number of genes in comparison to the Y-chromosome. In humans, X-chromosome inactivation enables males and females to have an equal expression of the genes on the X-chromosome since females have two X-chromosomes while males have a single X and a Y chromosome. X-chromosome inactivation is random in the somatic ...

  3. Branches of science - Wikipedia

    en.wikipedia.org/wiki/Branches_of_science

    Natural science can be divided into two main branches: life science and physical science. Life science is alternatively known as biology, and physical science is subdivided into branches: physics, chemistry, astronomy and Earth science. These branches of natural science may be further divided into more specialized branches (also known as fields).

  4. Science - Wikipedia

    en.wikipedia.org/wiki/Science

    Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. [1] [2] Modern science is typically divided into two or three major branches: [3] the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the behavioural sciences (e.g., economics, psychology, and sociology ...

  5. Human reproductive system - Wikipedia

    en.wikipedia.org/wiki/Human_reproductive_system

    The reverse is true for the Müllerian duct, as it essentially disappears in the male reproductive system and forms the fallopian tubes, uterus, and vagina in the female system. In both sexes, the gonads go on to form the testes and ovaries; because they are derived from the same undeveloped structure, they are considered homologous organs ...

  6. Anatomy - Wikipedia

    en.wikipedia.org/wiki/Anatomy

    Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old science, having its beginnings in prehistoric times. [ 2 ] Anatomy is inherently tied to developmental biology , embryology , comparative anatomy , evolutionary biology , and phylogeny , [ 3 ] as these are the processes by which ...

  7. Police illegally sell restricted weapons, supplying crime

    www.aol.com/police-illegally-sell-restricted...

    A CBS News investigation found dozens of law enforcement leaders — sheriffs, captains, lieutenants, chiefs of police — buying and illegally selling firearms, even weapons of war, across 23 U.S ...

  8. Tampa Bay Rays will play 2025 home schedule at ... - AOL

    www.aol.com/sports/tampa-bay-rays-reportedly...

    The Tampa Bay Rays will play their entire 2025 home schedule at Steinbrenner Field in Tampa, Florida, due to the damage sustained by Tropicana Field after Hurricane Milton in October. Steinbrenner ...

  9. Nicole Kidman Says 'It Was Really Beautiful to Be Seen' as 'a ...

    www.aol.com/nicole-kidman-says-really-beautiful...

    Nicole Kidman's new movie 'Babygirl' is in theaters Dec. 25. "At some point I was like, I don’t want to be touched. I don’t want to do this anymore, but at the same time I was compelled to do it.