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If E. coli is present in human intestine then why human beings are not infected?
Wiki User
∙ 14y ago
There are many different strains of E. coli; some are harmful and some are not. A healthy human intestine will be inhabited by the harmless kind.
Wiki User
∙ 14y ago
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Human beings were present on earth from the beginning of the precambrian?
Human beings did not appear on Earth until much later, during the Quaternary period, around 2.5 million years ago. The Precambrian era, which spans from about 4.6 billion to 541 million years ago, predates the existence of humans by a vast amount of time. Life during the Precambrian consisted mostly of single-celled organisms.
In human beings the opening of the stomach into the small intestine is called?
pyloric
Human beings were present on Earth toward the end of the Cenozoic?
Yes, human beings were present on Earth during the Cenozoic era.
How rabies attack human beings?
Humans can get rabies from an infected animal (if it bites them)
Is there a known human gene that is present in all human beings?
yes
Was human beings were present on Earth from the beginning of the Mesozoic?
No, human beings did not exist during the Mesozoic era. The Mesozoic era, which lasted from about 252 million years ago to 66 million years ago, was dominated by dinosaurs and other prehistoric reptiles. Humans evolved much later, during the Quaternary period, around 2.5 million years ago.
Why reproduction is important to human?
Feelings of happiness and pleasure. And without reproduction, there would be no more human beings after the present human beings die.
Why is reproduction important to human being?
Feelings of happiness and pleasure. And without reproduction, there would be no more human beings after the present human beings die.
Where is lactase stored in the human body?
It is predominantly present in the small intestine.
Human beings were present on Earth from the beginning of the Paleozoic?
no, it was in the begining of the ceolizoic period
Which fluid is present in bones of human beings?
Blood. Blood is created in the bone marrow and in the liver.
What is the causative organism of ascariasis?
The causative organism of ascariasis is Ascaris lumbricoides. it is an endoparasite of the small intestine of human beings but also infects pigs and cattles.
