<span>Mammals are advanced synapsids, animals distinguished by having extra openings in the skull behind the eyes; this opening gave the synapsids stronger jaw muscles and jaws (the jaw muscles were anchored to the skull opening) than previous animals.
Synapsids include the mammals, and their ancestors, the pelycosaurs, therapsids, and cynodonts. Pelycosaurs (like Dimetrodon and Edaphosaurus) were early synapsids, they were mammal-like reptiles. Later synapsids include the therapsids and the cynodonts (with multicusped post-canine teeth; they lived from the late Permian through the Triassic period).
The cynodonts led to the true mammals. Over time, the synapsid gait became more upright and tail length decreased</span>
Answer:
Part of the pistil where the pollen germinates
Explanation:
Answer:
The correct answer is - proteins.
Explanation:
Enzymes are made up of the long chains of amino acids that are linked by the peptide bonds that make a polypeptide chain known as proteins. Proteins are the building block of the enzyme and the building of thevarious structures in the body.
Enzymes are made up of two protein that also plays as the role of a biological catalyst whereas protein only plays role in forming different structure and performing functions.
Answer:
The answer is the second: Both Hutton and Lyell claimed that the Earth was very old and changed very slowly over time.
Explanation:
During the 19th century, the common thought was that everything in heaven and on Earth was made by God and had biblical origins. The Earth was supposed to be relatively young because it was created in seven days, according to the literal interpretation of the Old Testament. Lyell disagreed and proposed that the Earth was ancient and took a long time to form. Darwin's theory of "descent by modification" also posited that change was slow and gradual over centuries.
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club mosses mosses ferns horsetails.
