18 Terms
Contributors in General biology
General biology
engram
Biology; General biology
Theoretical locations in the brain that respond to outside stimuli and are then responsible for the storage of memories. The way that memories are stored and replayed in the brain is almost ...
Pleistocene
Biology; General biology
The first geologic epoch of the Quaternary Period of the Cenozoic Era that ended 10,000 years ago with the retreat of the last glaciers.
Precambrian
Biology; General biology
Informal term describing 7/8 of geologic time from the beginning of the earth to the beginning of the Cambrian Period of the Paleozoic Era. During this time the atmosphere and oceans formed, life ...
Protista
Biology; General biology
The taxonomic Kingdom from which the other three eukaryotic kingdoms (Fungi, Animalia and Plantae) are thought to have evolved. The earliest eukaryotes were single-celled organisms that would today ...
Quaternary Period
Biology; General biology
The most recent geologic period of the Cenozoic Era, the Quaternary began 2 million years ago with the growth of northern hemisphere continental glaciers and the ice age.
Pacinian corpuscles
Biology; General biology
Sensory receptors located deep in the epidermis that detect pressure and vibration.
Phosphoglycerate (PGA)
Biology; General biology
A three-carbon molecule formed when carbon dioxide is added to ribulose biphosphate (RuBP) during the dark reaction of photosynthesis (Calvin, or Calvin-Benson Cycle). PGA is converted to PGAL, using ...
