منابع مشابه
Avian and Mammalian mitochondrial ammonia-detoxifying systems in tortoise liver.
Liver mitochondria from the desert tortoise Gopherus agassizii and the Texas tortoise G. berlandieri contain glutamine synthetase, the enzyme used by birds and higher reptiles to detoxify ammonia generated intramitochondrially during amino acid catabolism. Tortoise mitochondria also contain carbamyl phosphate synthetase-I and ornithine transcarbamylase, the enzymes used by mammals for this purp...
متن کاملTortoise and the Hare Robot
We investigated the effects of changing the teleoperation feel of operating a robot by modifying its speed and acceleration profiles, and found that reducing a robot’s maximum speed by half can reduce collisions by 32%, while only increasing navigation task time by 10%. Teleoperated robots are increasingly popular for enabling people to remotely attend meetings, explore dangerous areas, or view...
متن کاملThe Tortoise and the Hut
he men of old were born like the wild beasts. In woods, caves, and groves, they lived on food gathered in the fi elds, " wrote Marcus Vitruvius Pollio more than 2,000 years ago in his well-known account of classical traditions in architecture. One day, a dense group of trees, agitated by winds and storms, caught fi re. Humans nearby ran from the fl ames but then, attracted to the warmth, began ...
متن کاملThe Hare and the Tortoise
J.P. MAY It is a pleasure to be here to help celebrate Mike Boardman’s 60th birthday. I have just finished writing a history of stable algebraic topology from the end of World War II through 1966 [18]. The starting point was natural enough. The paper of Eilenberg and Mac Lane [6] that introduced the categorical language we now all speak appeared in 1945, and so did the paper of Eilenberg and St...
متن کاملThe last tortoise
The UN used World Environment Day earlier this month to launch a report highlighting the problems facing the conservation and management of biodiversity in the face of the many assaults humans are making on the natural environment. The report — Dead Planet, Living Planet; Biodiversity and Ecosystem Restoration for Sustainable Development — highlights not only the preservation of natural ecosyst...
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ژورنال
عنوان ژورنال: Renaissance and Reformation
سال: 1969
ISSN: 2293-7374,0034-429X
DOI: 10.33137/rr.v10i1.13771