Biologist Misha Matz, a professor at The University of Texas at Austin, recently found giant deep sea protists that provide new insights into the evolution of animals.
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Biologist Misha Matz, a professor at The University of Texas at Austin, recently found giant deep sea protists that provide new insights into the evolution of animals.
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What I find utterly amazing is the fact that when you view videos such as this, the comments below feature nearly perfect grammar and spelling, and aren't filled with hate messages. I guess you learn things by having a video pulled up about protists to fake doing your homework and listen to Dio.
I am a microscopist and have serious doubts about this discovery. Nothing was mentioned about how exactly these so-called giant amoebas are moving other than rolling through the mud. Also, they could have shown a dissection of one to show unicellular structure and organelles under a stereomicroscope such as the nucleus etc. Where are the pseudopodia? How exactly does it move through the mud?
The fine structure of this organism was described in an earlier paper by Andrew Gooday, in 2000 - there is no doubt that it is a Rhizarian protozoan. The molecular analysis totally confirms that. As for the actual documentation fo movement, I completely agree - the direct evidence is still lacking, we do need to (and we will, provided luck with funding)
[sorry - hit the post button prematurely] so, we will definitely make an attempt to document the rolling locomotion with a time-lapse camera. Until then , the issue is formally not settled, although with all the circumstantial evidence that we present in our paper in Current Biology, I am 95% sure that we guessed correctly.
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Also, they could have shown a dissection of one to show unicellular structure and organelles under a stereomicroscope such as the nucleus etc. Where are the pseudopodia? How exactly does it move through the mud?
As for the actual documentation fo movement, I completely agree - the direct evidence is still lacking, we do need to (and we will, provided luck with funding)
so, we will definitely make an attempt to document the rolling locomotion with a time-lapse camera. Until then , the issue is formally not settled, although with all the circumstantial evidence that we present in our paper in Current Biology, I am 95% sure that we guessed correctly.