<span>Cephalochordates are animals from chordate subphylum which are distinguised to have all the characteristics of a chordate from their larval stage and is true to their adulthood. They are segmented marine animals having elongated bodies with notochords extended from head to tail. The notochord of these animals are persistently present throughout their lives. The answer to this question is letter C. "Notochord is present throughout their lives."</span>
It would definitely be at 90%
Answer:
The answer would be D. The fossil record
Explanation:
The fossil record is for <em>proving evolution</em>, <em><u>not</u></em><em> a factor that causes evolution</em>.
Answer:
The systolic pressure is 120, and the diastolic p
ressure is 80.
Answer: Option D
The peroxisome functions in macromolecular biosynthesis and breaks down fatty acids and other organic compounds.
Explanation:
Peroxisome are cellular organelles that play roles in metabolic process such as oxidation of lipids to yield simple products of carbon dioxide and water.
It also helps in the synthesis of biotin, a vitamin that activates many enzymes catalysing several cellular reactions.