Therapsids has both characteristics that possessed by mammals and reptiles.
For example :
The skull. Therapsids skull is the combination between the skulls of reptiles (that have many several bones) , and the skull of mammals
The teeth. All The teeth in a reptile usually has the same sizes. But the occipital condyle in many therapsids became double just like in mammals
hope this helps
Answer:
<em>Proteins</em> are molecules that are built form amino acids in the ribosomes of eukaryotic cells.
Explanation:
Proteins can be described as important biological macromolecules which are made up by the combination of amino acids. Different kinds of proteins perform different functions.
There are about 20 amino acids present which make all the different kinds of proteins that occurs in an organism. This is because the genes coding for proteins are transcribed and translated by a genetic code. The genetic code consists of sequences which are arranged in a triplet manner.
Answer:
, the Northern Hemisphere has summer. At the same time, the south end of Earth's axis is tilted away from the sun so other parts of the world is cold. as the earth revolves on its axis, we will soon experience winter as well. places like Antartica will always be cold , just because how its on the earth. its far far far aways from the sun. thats why it stays cold there.
Explanation: