What condition leads to a deficiency in factor IX that can be corrected by an intravenous injection of vitamin K?

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#Question id: 10211

#6. System Physiology – Plant

Which of the following mechanism is not involve in phtoprotection to plants?

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#Question id: 1571

#4. Cell Communication and Cell Signaling

Double-stranded RNA (dsRNA) recognize by

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#Question id: 4940

#11. Evolution and Behavior

In their laboratory simulations of the early Earth, Miller and Urey observed the abiotic synthesis of

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#Question id: 5544

#5. Developmental Biology

Which embryonic membrane forms the commonly of the placenta?

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#Question id: 11966

#7. System Physiology – Animal

Stomach cells are moderately well adapted to the acidity and protein-digesting activities in the stomach by having ________.