Answer: A mollusk accidentally imported from Europe. They clog pipes and water ways.
Explanation:
Answer:cell wall
Explanation:The cell wall in plant cell is made of cellulose and functions to provide rigidity to the cell. Cell wall has no living function
Amphibia is the class of vertebrates which is considered to be the first to develop lungs. This allowed amphibians to live successfully on land as terrestrial organisms. Ichthyostega was the first primitive amphibians with nostrils and lungs. Amphibians adopted themselves to live on land with developed lungs.
Mr. Turner, my American history teacher, taught us about the U.S. home front during WWII. Enjoy!
Answer:
C, there is genetic variation within the population
Explanation: