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Basic Microbiology and Atomic Structure Concepts

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Termini in questo insieme (11)

  • Are viruses considered living organisms?

    Viruses are not considered living organisms because they cannot reproduce or carry out metabolism without a host cell.

  • What is an atom?

    An atom is the smallest unit of an element that retains its chemical properties.

  • What is a proton and where is it located?

    A proton is a positively charged particle located in the nucleus of an atom.

  • What is a neutron and where is it located?

    A neutron is a particle with no charge found in the nucleus of an atom.

  • What is an electron and where is it found?

    An electron is a negatively charged particle found outside the nucleus in electron shells.

  • What is an electron shell?

    An electron shell is the area around the nucleus where electrons are found.

  • What is an isotope?

    An isotope is an atom of the same element with a different number of neutrons.

  • What is an ion?

    An ion is an atom that has gained or lost electrons and carries a charge.

  • What is a cation?

    A cation is a positively charged ion.

  • What is an anion?

    An anion is a negatively charged ion.

  • What is an electrolyte?

    An electrolyte is an ion that conducts electricity when dissolved in water.