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A wheeled buffalo figurine—probably a children's toy—from Magna Graecia in archaic Greece [1]. Several organisms are capable of rolling locomotion. However, true wheels and propellers—despite their utility in human vehicles—do not play a significant role in the movement of living things (with the exception of certain flagella, which work like corkscrews).
The dough can be rolled out flat and cut into rounds, which expand when baked into flaky-layered cylinders (rolled biscuits). If extra liquid is added, the dough's texture changes to resemble stiff pancake batter so that small spoonfuls can be dropped upon the baking sheet to produce drop biscuits, which are more amorphous in texture and shape ...
A concatemer is a long continuous DNA molecule that contains multiple copies of the same DNA sequence linked in series. These polymeric molecules are usually copies of an entire genome linked end to end and separated by cos sites (a protein binding nucleotide sequence that occurs once in each copy of the genome).
The animation illustrates rolling motion of a wheel as a superposition of two motions: translation with respect to the surface, and rotation around its own axis.. Rolling is a type of motion that combines rotation (commonly, of an axially symmetric object) and translation of that object with respect to a surface (either one or the other moves), such that, if ideal conditions exist, the two are ...
What Wagner calls "a fringe movement in evolutionary biology", [2] the form of structuralism exemplified by Brian Goodwin, [2] [21] effectively denies that natural selection is important, [2] [22] or at least that biological complexity could be reduced to natural selection. [22] [23] This led to conflict with Darwinists such as Richard Dawkins ...
They included pemmican, sugar, fortified biscuits, butter, cocoa and tea. [2] Gino Watkins developed a sledging ration in 1930 for the British Arctic Air Route Expedition. His formula (with modifications) was one of the most popular among polar winter parties until the 1950s. He recommended 5,522 calories per day for each member.
A cracker is a flat, dry baked biscuit typically made with flour. Flavorings or seasonings, such as salt, herbs, seeds, or cheese, may be added to the dough or sprinkled on top before baking. [1] Crackers are often branded as a nutritious and convenient way to consume a staple food or cereal grain.
Lechenaultia divaricata. A tumbleweed is a structural part of the above-ground anatomy of a number of species of plants.It is a diaspore that, once mature and dry, detaches from its root or stem and rolls due to the force of the wind.