ASAP I WILL MARK BRAINLIST When will natural selection occur?
A. When there is no competition
B. When there is limited food
C. When there are plenty of resources
D. When there is no genetic variation

The influenza virus cause the flu, but not other diseases. why?

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

When in solution, a molecule that moves slowly across an artificial membrane moves rapidly across a plasma membrane. this molecule rapidly enters the cell regardless of whether its concentration is higher inside or outside the cell. using this information, which transport mechanism is most likely to be responsible for the movement of the molecule across a plasma membrane? view available hint(s)when in solution, a molecule that moves slowly across an artificial membrane moves rapidly across a plasma membrane. this molecule rapidly enters the cell regardless of whether its concentration is higher inside or outside the cell. using this information, which transport mechanism is most likely to be responsible for the movement of the molecule across a plasma membrane? active transportexocytosis