First, we put the slide onto the stage of microscope. Then we switched on the light to illuminate the onion cell. Next, we turned the knob, so the second lens almost touched the slide. After this we the eyepiece lens. Finally, we turned the knob upwards to bring the onion cells into focus.

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms

your answer is going to be physical weathering

answer; incomplete dominance;

explanation:

the sun shines white and black light to our planet. the white light has all the colors in it. in our upper atmosphere, we have dust particles and oxygen molecules. the white light meaning all of the colors in a rainbow shines through the upper levels of the atmopshere and the blue light scatters across the entire planet. that is why our sky is blue.