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  2. Convergent extension - Wikipedia

    en.wikipedia.org/wiki/Convergent_extension

    Frog (Xenopus), as well as other amphibian, gastrulation serves as an excellent example of the role of convergent extension in embryogenesis. During gastrulation in frogs, the driving force of convergent extension is the morphogenic activity of the presumptive dorsal mesodermal cells; this activity is driven by the mesenchymal cells that lie ...

  3. Gough–Joule effect - Wikipedia

    en.wikipedia.org/wiki/Gough–Joule_effect

    If an elastic band is first stretched and then subjected to heating, it will shrink rather than expand. This effect was first observed by John Gough in 1802, and was investigated further by James Joule in the 1850s, when it then became known as the Gough–Joule effect. [3] [4] Examples in Literature:

  4. Mechanosensitive channels - Wikipedia

    en.wikipedia.org/wiki/Mechanosensitive_channels

    Stretch-activated ion channels are required for the initial formation of an action potential from a mechanical stimulus, for example by the mechanoreceptors in vibrissae (whiskers) of some animals such as rodents. Afferent nerve fibers responsible for sensory stimulus detection and feedback are especially sensitive to stimulation.

  5. Undulatory locomotion - Wikipedia

    en.wikipedia.org/wiki/Undulatory_locomotion

    Examples of this type of gait include crawling in snakes, or swimming in the lamprey. Although this is typically the type of gait utilized by limbless animals, some creatures with limbs, such as the salamander, forgo use of their legs in certain environments and exhibit undulatory locomotion.

  6. Weakened Iran could pursue nuclear weapon, White House's ...

    www.aol.com/news/weakened-iran-could-pursue...

    By Simon Lewis (Reuters) -The Biden administration is concerned that a weakened Iran could build a nuclear weapon, White House National Security Adviser Jake Sullivan said on Sunday, adding that ...

  7. Italian Sea Group says it is not liable in Mike Lynch yacht ...

    www.aol.com/news/italian-sea-group-says-not...

    Italian Sea Group is not liable in relation to the fatal sinking of Mike Lynch's superyacht, which killed the British tech billionaire and six others, its chief executive said on Tuesday. The ...

  8. Respiratory system - Wikipedia

    en.wikipedia.org/wiki/Respiratory_system

    In humans and other mammals, the anatomy of a typical respiratory system is the respiratory tract.The tract is divided into an upper and a lower respiratory tract.The upper tract includes the nose, nasal cavities, sinuses, pharynx and the part of the larynx above the vocal folds.

  9. 6 Clever Tricks for Making Holiday Trips Easier With Food ...

    www.aol.com/6-clever-tricks-making-holiday...

    5- Allergy Placemats. If you have kids making sure no one gives them food they cannot have due to food allergens. Watching over them is a full time job at gatherings and parties with food.

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