• Q : Discussion papers....
    Science :

    Discussion papers, Hi, Please find the attachment file, read it carefully. I need summary for each topic about 175 words for each with reference in APA6 style in the end (from the article). Try to

  • Q : Hum....
    History :

    Hum, Find an example of a Renaissance painting not covered in class (painted between 1420 - 1570) that contains linear perspective.

  • Q : Orbital mechanics....
    Physics :

    Orbital mechanics, 1- a)Contact lenses being manufactured in space are returned in a re-entry capsule to earth for distribution and sale. If the re-entry velocity is 7.4 km/s and the re-entry flight

  • Q : American nationalism....
    History :

    American nationalism, In what ways was American nationalism strengthened in the early nineteenth century? In what ways was it challenged? Why did the War of 1812 take place? What resulted from it? Wha

  • Q : Thomas jefferson....
    History :

    Thomas jefferson, In what ways was Thomas Jefferson’s presidency a confirmation of his ideals? In what ways did it violate those ideals? Was Thomas Jefferson more successful in the domestic or foreign

  • Q : Please help me im desperate....
    Science :

    Please help me im desperate, a sustained force of 56n moves a model airplane 16m along its runway to provide the required speed for takeoff. find the kinetic energy at takeoff.

  • Q : What type of genetic drift has occurred....
    Biology :

    The Afrikaner population located in South Africa is descended from a small number of Dutch colonist. Huntingdon's disease, which affects cognitive and neuromuscular function, is particularly prevale

  • Q : Give detail about an arabidopsis thaliana gene....
    Biology :

    I'm looking for an Arabidopsis thaliana gene listed in RCSB with a clear mode of function and active site. In addition it needs to have an obvious phenotype when knocked out like severely retarded g

  • Q : Explain about the first living organisms on earth....
    Biology :

    Is it right to assume that the first living organisms on earth had a linear genome? I base this on the fact that linear macromolecules are clearly much more common in nature that circular ones.

  • Q : What is alpha-complementation....
    Biology :

    Has the result of alpha-complementation ever happened via mutation through evolutionary time, and been preserved in modern day organisms?

  • Q : What is gene duplication....
    Biology :

    Many proteins have similar structures. The basis for this is often gene duplication. A gene gets copied in the genome and then evolves independently to obtain a different function while retaining an

  • Q : When do we know we stop growing taller....
    Biology :

    When do we know we stop growing taller? Or we keep growing taller? To the first question: Recently, I went to a doctor to have a check up, he said that my growth plates are closed and cannot grow ta

  • Q : Is it possible to cure myopia using natural method....
    Biology :

    Is it possible to completely cure myopia using natural methods (i.e. not with Lasik etc.)?.I have seen websites claiming that exercising the eyes will help improve eyesight.

  • Q : Explain a limitation of the hdi....
    Biology :

    The Human Development Index (HDI) is considered to be a comprehensive measure of health status and it is often used to compare the health of different countries.

  • Q : How would number vary in case of meiosis i and meiosisii....
    Biology :

    During metaphase, the chromosomes are arranged on the equatorial plate and are attached to spindle fibres. After S phase, can the cell be said to attain the configuration of 4n?

  • Q : Why does the left hemisphere control the right....
    Biology :

    Why does the left hemisphere control the right and the right hemisphere control the left0? Could someone explain?

  • Q : Why floral biodiversity of a field managed by sheep grazing....
    Biology :

    What I found was that there was a significant increase in floral biodiversity in the field which was managed by agricultural grazing when compared to the floral biodiversity of the machine-mown fiel

  • Q : What really happens when a body is tired....
    Biology :

    After staying awake for an extended duration, I usually find myself having to take extra effort to focus my eyes on an object. Similarly after exerting myself to the extent of near total exhaustion

  • Q : Define electroporation of bacterial cell....
    Biology :

    During electroporation of bacterial cells (I work with Mycobacterium tuberculosis, but I think this applies to E. coli as well), sometimes I get sparking. I've read this is due to salts present, eit

  • Q : Do diurnal birds of prey identify each other by appearance....
    Biology :

    I recognize people around me by their facial appearance to begin with, then by their little idiosyncracies; this applies perhaps to most other humans too.

  • Q : Give detail about charged molecules....
    Biology :

    These two concepts seem almost contradictory, proteins have a net negative charge due to the amino acids in them each having a small negative charge, yet membrane proteins are able to exist traversi

  • Q : Where in the digestive system -hcl compounds are absorbed....
    Biology :

    I see that quite a lot of drugs and dietary supplements sold in the USA have -HCl(hydrochloride) added to their name. For example pyridoxine hydrochloride for Vitamin B6. I'm interested in knowing w

  • Q : Explain about the region of tropical savanna....
    Biology :

    There is a region that gets about 812mm of precipitation and is mildly hot all year long.I believe this region is a tropical savanna, but I'm not 100% sure

  • Q : Do males of other mammal species, have nipples like humans....
    Biology :

    When I grew rabbits, I had a pair, one male and one female. And while the female's nipples were quite prominent, especially after giving birth, I don't remember the male having any nipples at all.

  • Q : What is happening to the cells in wounded area in salamander....
    Biology :

    When a person's arm is amputated, the arm will no longer be able to grow back. However, in salamanders, the arm actually grows back.

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