Answer:
Vertebral column.
Explanation:
The main division of the animal phylum includes chordates and non -chordates. Most of the chordates have bilateral symmetry, triploblastic animals with the digestive system, circulatory system and excretory system.
Chordates have some specific features that distinguishes them from the non chordates. Chordates posses notochord, dorsal hollow nerve cord, post ana.l tail and pharyngeal gill slits at the specific or the some stages of their life. The vertebral column is present only in vertebrates and not present in other chordates.
Thus, the correct answer is option (c).
Answer: Blueberries have anthocyanins, water-soluble vacuolar pigments. Depending on their pH, they can appear in colors such as red,purple; etc. Because anthocynanins absorb UV light, they have this dark blue/purple color.
First i would like to discuss the design with the head of the construction crew that are capable of understanding the engineering part, then ask him if the design is feasible, if its realistic, if it is safe to be house and if it is safe to work on by the workers. and it would be his task to deliver it the others
Answer:
is a principle of geology that states that the geologic feature which cuts another is the younger of the two features. It is a relative dating technique in geology.
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