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Physiology:

The Evolution of a Holiday Appetizer: The Blue Crab

Category: Animals

The University of Maryland Center for Environmental Science recently published an article discussing some progress in blue crab research and conservation, and mentioned a related report: The Chesapeake Bay blue crab population has stabilized, but at historically low levels according...

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Science Art Tuesday: Triune Is Coming

Category: Art

Heather finally printed the follow up to her cellular self portrait (links to the first print), this time using plant cells. I particularly like the difference in movement between the prints. A week from this Friday she's having her senior...

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Snap!

Category: Physiology

Things will be a bit slow on TVG this week. My mother was pulling weeds a bit too hard, fell back and snapped both her radius and ulna in half. The doctors had to bolt and plate the bones, and...

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What's Reflected, What's Absorbed

Category: Ecology

All about bacteriorhodopsin...

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SciArt Thursday: A Cellular Self-Portrait

Category: Art

Heather just finished her self portrait assignment in printmaking, and while others studied pictures of their faces from all angles, she picked up a cell bio text and studied other aspects of self. Her rationale and a few of...

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Binturongs and the Dexterity/Brain Size Correlates

Category: Animals

It's nice when you stumble across some scientific literature that answers a question that's been bugging you. Well, in this case, maybe half of a question. I've always wondered if there was some connection between an organism's intelligence and its...

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The Mythology/Biology of Fairy Rings

Category: Physiology

Fairy rings are regarded in legends across Europe and North America. In Wales and much of Britain, people thought the rings were leftover from the merriment of fairies. In Ireland they are associated with leprechauns. In Germany, witches gathered around...

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Why Spiders Aren't Insects V: Hox Genes and Eating with Your Legs

Category: Animals

Last time we delved into some of the smallest components of spiders and insects, exploring their differences based on deviations in their genetic code through molecular homology. But there is one particular unifying element to these creatures and their overall...

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Why Spiders Aren't Insects IV: Adventures in Molecular Homology

Category: Animals

In the last post of this series, we established that spiders descended from marine arthropods called the eurypterids, distinct and separate from insects, appearing in the fossil record in the late Silurian/early Devonian, about 425 million years ago. The cladogram...

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Why Spiders Aren't Insects I: An Intro

Category: Animals

I started this series of posts almost a year ago, incorporating some basics about taxonomy, evolution, and a little genetics while exploring my fascination with the Chelicerates. I'll be reposting the series, which is included in the Basic Concepts list,...

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