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Які екологічні фактори діють на біологічну систему?

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Неінфекційні захворювання - це захворювання, які...

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Укажи інвазійний агент

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Здоров’я людини можуть погіршити та призвести до неінфекційних хвороб…

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Colchicine is a

highly poisonous alkaloid, originally isolated from crocus. It is a very

effective mitotic poison that attacks the microtubules of the spindle

apparatus, thus disrupting the correct course of mitosis. Some drugs (such as

some chemotherapies) work by a similar mechanism by damaging the function or

structure of microtubules. Which particular process is so disrupted during

mitosis?

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A 19-year-old student

comes to the eye clinic with a very common problem today. He suffers from

cutting and burning eyes, the feeling of a foreign body in the eye, pressure,

and the feeling of tired eyes. The eyes are red. He is diagnosed with dry eye

syndrome. This can have many causes, and one of them is low tear production,

for example, as a result of taking certain medications. Tears are produced by

the lacrimal gland. The lacrimal gland is an exocrine gland. Its cells have a

basophilic cytoplasm and a round nucleus located in the basal third of the

cell. The basal part of the cells shows significant basophilia due to the

accumulation of polyribosomes and granular endoplasmic reticulum for the

production of proteins that are part of the produced secretion. The cells

contain zymogen granules, which are mostly released in a merocrine manner. What

type of gland is a lacrimal gland?

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A 4-year-old boy has recently returned from a holiday abroad and has now arrived now at the Clinic of Infectious Diseases with his parents due to severe

dehydration caused by diarrhoea. The causative bacterium is

Salmonella

,

which disrupts the structure of one type of intercellular junctions – tight

junction = zonula occludens. This physiologically prevents the passage of fluid

between cells – the so-called paracellular route. Disruption of these tight

junctions results in fluid loss into the lumen of the gastrointestinal tract.

Where can we find these tight junctions on cells?

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За яку працю В. Німчук став лавреатом премії ім.

Івана Франка?

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Автором проєкту якого правопису був В. Німчук?

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Коли було схвалено нову редакцію правопису?

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