Fishes are vertabrates because they have bones remember, this causes fossils.
Ressistance, A ressistance causes reduction and limitation in the path of current.
it kills fishes and damages their habitat
Class Agnatha
Global Warming.
• Theories describe the relationships among variables (causation/"prichinnost") X causes Y Example: Education (X) causes the reduction in prejudice (Y)" • Independent variable (X) • Dependent variable (Y)
the third fish was lieing. the three fish were in a circle
by there behavior and the way they look
skin type
Suspension , Particulate Feeding and Filtering
reduction in price causes more change in demand
geographic isolation and the reduction of gene flow