The correct answer here is "cell membrane". Generally it makes sure that nothing enters or leaves the cell, except by its highly guarded "gates", such as ion channels, that let some particles through - but they're very picky about whom to let in!
Answer:
DNA and RNA are both molecules that contain genetic information and are made up of nucleotides.
<span>Moving to the sun. Even trees that grow to the sunlight, phototropism, take advantage of movement. Without it, any time your "Home" becomes dark, you die.</span>
to rech the sunlight for food or nurishments
Answer:
D) Mendel's law of independent assortment
Explanation:
i just did it on USATESTPREP and got it right
