The presence of vertebral column or notochord at any stage of life in any organism is the characteristic of vertebrate.
Explanation:
An animal is vertebrate if it fulfils the following criteria:
Presence of vertebral column or notochord.
Presence of endoskeleton or backbone.
The spinal cord runs above the vertebral column.
Humans embryo has notochord which becomes a vertebral column.
The alimentary canals end in the anus.
Mouth is present ta the anterior side of the vertebrate.
Have legs, fins or wings for movement.
Presence of a nervous system and sensory organs.
Presence of skin, lungs or gills.
Presence of a circulatory system.
Vertebrates include fish, amphibians, reptiles, birds and mammals.
Answer:
go for the second answer idk may be right i think
Explanation:
Less gray matter is associated with schizophrenia and is denoted as option B.
<h3>What is Grey matter?</h3>
These are usually darker tissues which are found in the brain and spinal cord. They contain a rich network of neurons present.
This is therefore the reason why schizophrenia is associated with mental health.
Read more about Grey matter here brainly.com/question/13782390
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B. Catalysts are not changed during a chemical reaction.
Answer: a
Explanation:
A punnet square is used to determine which genes are the strongest