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3 mar 2023 · Sarcopterygians differ from other types of fish in several important ways. For example, our fins (limbs) have bony supports and muscular lobes that allow us to move on land.
Like humans, fish have three types of muscles: skeletal muscles, smooth muscles, and heart muscles. The muscles and bones of a fish work together. Skeletal muscles use bones as levers to move the body.
31 mar 2021 · Jawless armored fish that lived about 400 million years ago developed the first bones with living cells, providing key minerals to the fish's muscles. Illustration by Brian Engh SCIENCE
21 mar 2012 · Ape is a vernacular English term, Hawks argues, and therefore the word should only be applied to gibbons, orangutans, gorillas, and chimpanzees, but not us. To call humans apes, he says, is an...
5 lut 2021 · The new genome mapping shows that the joint which connects the socalled metapterygium bone with the radial bones in the pectoral fin in the bichir is homologous to synovial joints in humans --...
30 sty 2017 · Named Saccorhytus, after the sack-like features created by its elliptical body and large mouth, the species is new to science and was identified from microfossils found in China.
12 paź 2007 · They have identified a key mechanism in the initial stages of an embryo's development that helps differentiate more highly evolved species, including humans, from less evolved species, such as...
