Some have a 30 yr life span but others have little as ten months
it all depends on the region of which it lives
<u>Answer</u>:
The skull of a bird looks similar to that of a young dinosaur when they are at their embryo stage.
<u>Explanation</u>:
Bird's skull at their embryo stage looks like young dinosaur's skull. This feature gives evidence of their evolution and their ancestors. The surviving member of the feathered dinosaur family are the birds. The unique skull shape of a bird shaped like a beaker with a dome like cranial resembles with the non-flying ancient dinosaurs. This phenomenon is often named as psuedomorphism. In this phenomenon, these features of the ancestor at its embryo stage is retained by its predecessors.
Specific enzymes break down into simple sugars
The endosymbiotic theory is described that the the primitive eukaryotic cell has ingested a prokaryote to become the mitochondria and the chloroplast. The mitochondria is actually a primitive prokaryote capable of performing cellular respiration. According to this theory, the mitochondria (coming from a primitive prokaryote) must have two membranes, an inner membrane and an outer membrane.
<em>Chloroplasts also have two cell membranes. </em>
<span>The predictable process of the crystallization of magma after cooling and the formation of minerals is known as the Bowen's reaction series. The answer is therefore letter D. This is one of the two ways to explain how igneous rocks are formed from volcanic eruption. </span>
