<span>Carry information about the world to our brain where it is processed & Analyzed
1. Reception: absorption of physical
energy (wavelengths)
2. Transduction: Converting physical energy into electrical/ chemical neural pattern</span>
Answer:
They have homologous structures because they have a common ancestor.
Yes, all polypeptides have tertiary structures. All proteins have primary, secondary and tertiary structures. However, quaternary structures only arise when a protein is made up of two or more polypeptide chains. Hope this answers the question. Have a nice day.
Answer:
If you cut a starfish radially (cut passing through the centre of the body) in five parts, every part will regrow into a new fully developed star fish.
they are a threatened species
