The bladder looks like an upside down onion.
transitional
The bladder stores urine before it is urinated out of the body.
so we can organize each animal in a group by how they look. Ex. hair colour eye colour etc.
The bladder.
the bladder (im pretty sure)
an ovalbumin does not contain a structural protein.
Releases cytotoxic enzymes
structural
amino acid sequence
because structural characteristic do not change over time but physical appearance do
Discuss the development of library
fins, gills, swimming bladder, and i have no idea what the rest is.
fishjawless fishcartilagebony fishswim bladder
C. it is constantly changing and rearranging components
functional groups. i think
The beak
No. They use the structural characteristics of the organism physically and genetically.
Nucleus