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Let's review how HIV's reverse transcriptase works. The yellow strand is HIV RNA; it's attached to the reverse transcriptase enzyme. Reverse transcriptase uses the hosts cell nucleotides....

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A MAN walks into a conference room at the W hotel in downtown Austin. The setting, sleek and hushed, says business. The trainers—red, puffy, and paired with a sports coat—add a wink: new business. ...

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The American space agency opened for business October first,nineteen fifty-eight.NASA's most important job was to send an American into space and return him safely to Earth.Project Mercury was the pla...

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รายงานชิ้นใหม่ชี้ว่าคนที่ชอบนอนดึกอาจมีระดับไอคิวสูงกว่าคนนอนตื่นเช้า แต่ทางด้านคนตื่นเช้าก็มีข้อมูลที่สามารถนำมาหักล้างสมมติฐานดังกล่าวเช่นกัน นักวิจัยแห่ง London School of Economics ในอังกฤษตั้งส...

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Hablamos del trampantojo, trampa o ilusión con que se engaña a alguien haciéndole ver lo que no es. Y lo hacemos aplicado a la pintura con el ejemplo de la exposición que se puede contemplar este mes ...

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Steve: Hi Davide, good to talk to you. Castelvecchi: Hi Steve, great talking to you. Steve: So first of all, let's talk just for a moment about what is the AGU meeting. What are the kinds of subject...

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Porte de l’Amérique, New York a depuis ses origines toujours attiré les étrangers du monde entier. Dans cette ville mosaïque, plus de la moitié de ses habitants est aujourd’hui issue de l’immigration....

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Mỹ thử nghiệm phun kem chống nắng ra đường để giảm nhiệt độ tại các thành phố lớn. Đây là loại kem chống nắng dành riêng cho mặt đường, giúp giảm nhiệt độ ở các thành phố lớn. Vòm nhiệt cực nóng...