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As A Bird - It's No Turkey
Mr. Carlson and Herb Tarlek had to deal with the aftermath of bombing Cincinnati with live turkeys. The line about turkeys being able to fly is one of the most famous in TV history. But he should have...
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Haploid, Diploid, And Those You Should Avoid
Biological concepts – ploidy, polyploidy, aneuploidy, cancer, therapy-induced senescenceDo your genes or your environment make you who you are. The cop out answer would seem to be that it takes both....
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When Too Much Is Just Enough
Biological concepts – endoreplication, endocycling, endomitosis, decidualization, trophoblast, megakaryocyteLast week we learned that polyploidy plays a role in cancer development and is the number one...
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An Evolutionary Ploy Employing Polyploidy
Biology concepts – polyploidy, autopolyploidy, allopolyploidy, gigas effect, heterosisThe Sixth Day was a cheesy science fiction thriller about cloning. But plants do have different versions of...
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Carp Diem - Polyploid Fish Seize The Day
Biology concepts – polyploidy, invasive speciesThere are 60,000 different species of weevils, a type of beetle. And almost all of them are polyploid! Polyploidy benefits speciation, so maybe them being...
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Exceptions Give Birth To Exceptions
Biology concepts – parthenogenesis, polyploidy, geographic parthenogenesis Komodo dragons are the largest lizards on Earth, reachingmore than 10 ft (3 m) in length and upwards of 300 lb.s (136 kg). It...
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Just Leave The “Father” Line Blank
Biology concepts – apomixis, automixis, genomic imprinting, haplodiploid, facultative and obligate parthenogenesisKids questions can be exasperating, exhilarating, and problematic –all at the same...
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Males – Can’t Live Without Them?
Biology concepts – parthenogenesis, gynogenesis, kleptogenesis, sperm-dependent parthenogenesis, pseudogamy, Muller’s ratchetLast week we introduced the idea that species can be (facultative) or must...
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The Yolk’s On You
Biology concepts – parthenogenesis, avian reproductive systemSome people practice a form of vegetariansim called veganism. The definition of vegan can be different from person to person, but generally...
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A Marriage Of Inconvenience
Biology concepts – parasitic parthenogenesis, parental sex ratio chromosomeHenry the VIII had not quite divorced Catherine by the time Anne Boleyn caught his eye, although she was said to have six...
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One Man’s Poison Is Another Man’s Cure
Biology concepts – toxin, poison, venom, LD50, ED50, therapeutic indexThe skull and crossbones is the most recognized symbol for poison. It originated at the entrances of Spanish cemeteries, so it has...
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The Best Offense Is A Good Defense
Biology concepts – venom, mammalian defenses, poison, toxin, sequester, honest signals Humans are much of a match for most large predators, we have to rely on our wits to get us out of dangerous...
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Hang A Question Mark On It
Biology concepts – toxicofera hypothesis, evolution, venom, toxin, reptileBertrand Russell lived in England in from 1872 to 1970. He was a pacificist who spent time in jail for his views during WWI....
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