Significados de tetrapods en inglés

Today three early tetrapods are known and none has five digits.

The ZRS drives the early spatio-temporal expression pattern in the limb of tetrapods.

Lungfish are a unique order of sarcopterygian fish cleidographically positioned between tetrapods and fish.

The earliest tetrapods lived in lush, swampy environments that were not in risk of evaporating.

This feature is present in sharks and rays, and in extant relatives of tetrapods, the lungfishes.

The forelimbs of tetrapods are known for their versatility, used to walk, dig, fly or swim.

The divergence of coelacanths, lungfish, and tetrapods is thought to have occurred about 390 million years ago.

Dinosaurs, whales, birds, humans, even fish-allare tetrapods, which clearly suggests they come from a single common ancestor.

We hypothesize that gene expansion lead to functional divergence in tetrapods, coincident with the invasion of terrestrial habitats.

This idea, proposed at the beginning of the 20th century, became the dramatic canon for the origin of tetrapods.

But all tetrapods separate the shoulder girdle and front appendages from the skull by a sequence of intercalated vertebrae.

Why... are all land vertebrates'tetrapods-exceptfor cases of secondary loss, for example snakes-whilenone have six, eight, or many legs?

Rhodopsin appears in the Australian and South American lungfishes, establishing emergence of this pigment in an extant relative of tetrapods.

Coelacanths might occupy a side branch of the vertebrate lineage, closely related to, yet distinct from, the ancestor of tetrapods.

Limbs were an aquatic innovation that just so happened to be advantageous when tetrapods began to venture out of the water.

There were concrete protrusions lined up at regular intervals, and they were shaped like the tetrapods used as breakwaters on beaches.