Populations evolve and individual organisms do not. Evolution occurs through natural selection and survival of the fittest as populations evolve traits that better suit their environment.
Answer:
D
Explanation:
Biotic factors refers to all living organisms.
Similarly abiotic factors refers factors that are not living, like rocks, air, light, heat etc.
As set D contains organisms that are all living, it is the correct answer.
A) Transport 1 describes passive transport by diffusion.
is the correct answer !! :)
D both a and c can be striated