The choanoflagellate Choanoeca flexa forms motile and contractile cell monolayers purely clonally, purely aggregatively or through a combination of both processes depending on environmental conditions.
A Secret Soviet Plan to Nuke America From the South Pole Was Working. Until UFO Hunters Looked Up.
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The US space agency also provided an update on the Artemis II mission, which will see four astronauts fly around the far side of the Moon and back to Earth.
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But men with specific genetic mutations called BRCA variants develop faster-growing and aggressive cancers at an earlier age, making screening for them justified.
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