What did you include in your response?
- For a cell to survive, ion concentrations inside and outside the cell need to be the same.
- If extra ions are not pumped out of the cell, water can enter the cell, causing it to swell and burst.
I believe it is 4)Shearing teeth (Carnassial teeth)
Amniotic egg are for reptiles
Fur are for marsupials, and dogs
Retractable claws are are cats
Shearing teeth are for carnivores
Answer:
Lived during the time of dinosaurs.
Explanation:
Both types of trees have existed since the time of dinosaurs or earlier.
Sit in front of a heater- what are the options