Hey There Jinny,
<span>What is the most important difference between vertebrates and invertebrates
</span>
The primary difference between vertebrates and invertebrates is the presence of a backbone or spinal column, which vertebrates have and invertebrates do not. Examples of vertebrates are humans, dogs, cats and birds. Examples of invertebrates are flatworms, mollusks, sea urchins and insects.
<span> </span>
A is a correct answer.
Dermis is does not had contain significant amounts of the protein collagen.
Hope it helped you.
-Charlie
Answer:
D
Explanation:
Because it does not point out the exact power that is out
Answer:
Phalanges: long bones
Sternum: flat bone
Vertebrae: Irregular bone
Answer:
Rheumatoid arthritis (RA)
Scleroderma.
Granulomatosis with polyangiitis (GPA)
Churg-Strauss syndrome.
Lupus.
Microscopic polyangiitis.
Polymyositis/dermatomyositis.
Marfan syndrome.
Explanation: