Question
Biology Question on What Are The Evidences For Evolution?
All vertebrates are chordates but all chordates are not vertebrates, why ?
A
Notochord is replaced by vertebral column in adult of some chordates
B
Ventral hollow nerve cord remains throughout life in some chordates
C
All chordates possess vertebral column
D
All chordates possess notochord throughout their life
Answer
Notochord is replaced by vertebral column in adult of some chordates
Explanation
Solution
Answer (a) Notochord is replaced by vertebral column in adult of some chordates