When an organism is said to have "fitness," what does that mean and how does this affect members of a population?

true, generally referred to as invasive species given that they have no natural predators in new environment

we have to see the answer choices slime

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.

b. lithosphere, asthenosphere, mesosphere   is the answer most likely