Marble A moved first, and marble B moved last, thats why marble A moved farther, sorry if im wrong
Proteins in the cell membrane that assist with facilitated diffusion are known as carrier proteins or transport proteins since they carry material across the cell membrane .
Human diversity is a variety between the people, including age, <span>race, nationality, culture, ethnicity, gender, class, disability, sexual orientation, religion.</span>
The answer is soil depleted of nutrients because photosynthesis goes into the soil to the plants or from the plants. Which you are increasing the rate of photosynthesis
<span>The correct answer for the question is D. Pine needles developed as a result of a beneficial mutation that increased the survival of plants the survived to reproduce and would then pass on the beneficial mutation to its offspring. Pine needle is the needle like leaf of a pine tree. This possible origin of pine needles from primitive narrow-leafed plants is an example of natural selection. Mutations changes the sequence of amino acids in a way that the phenotype expressed will give the organism advantageous characteristics. </span>