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Does all fungi has has N-Acetyl Glucosamine (Chitin) as the main component of their cell wall?

I came across a question which somewhat goes like In which of the following kingdom, MOST of the members have a cell wall made of polysaccharide and amino acids ? - Monera or Fungi. To me it looks ...
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15 views

How can I classify Breast Cancer if I have incomplete receptor information?

I have a clinical data table for a cohort of Breast Cancer patients and I want to classify them as being either triple negative or triple positive. You can find the file here. For some of the ...
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2answers
108 views

What is a group of tortoises called?

This post at Mental Floss stated that a group of tortoises is called a 'Creep'. I had never heard of that before, and in trying to find the references for the name, I was surprised that I couldn't ...
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45 views

What is a good source that will help me classify protists?

I am a 15 year old that enjoys looking at the micro world. The only issue that I have is that I can't find a good online source that will help me classify the name of the micro organism that I'm ...
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1answer
49 views

What is the classification for animals with full tube digestive tracts?

What is the formal name for animals with full digestive tracts, by which I mean a mouth and an anus, and what is the classification for animals that have a single hole for exchanging food and waste?
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43 views

How much divergence would be needed for classifications as astrobiology?

It is possible that life has invaded mars or the moon by way of probes rovers and other man made tech. How many years or generations of sequential and phenotypical diverge would be necessary to ...