Which organelle packages materials and distributes them throughout the cell?

a. lysosome
b. chloroplast
c. golgi body
d. cell membrane

After getting the slide and microscope ready, stella is eager to see the microscopic pond water specimen! she crouches around her microscope and aligns her eye with the microscope’s eyepiece. but she's only able to see a bright white light. at this point, no specimens or cells are visible on stella's pond water slide. after taking a moment to collect her thoughts, stella realizes she can't see any lifeforms because .

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?