It’s C the answer is C!!!
If the following graph represents the decay of strontium-90 in an igneous rock, what event occurred at 0 years on the horizontal axis?
<span>I have a graph with the vertical axis showing the percentage of radioactive element remaining. </span>
Answer:
it prevents for things to go in and out of it, kinda like a cell membrane.
It is the Glucose. Glucose is a basic sugar with the atomic recipe C6H12O6. Glucose courses in the blood of creatures as glucose. It is made amid photosynthesis from water and carbon dioxide, utilizing vitality from daylight. It is the most imperative wellspring of vitality for cell breath.
While cellular respiration releases carbon dioxide into the environment, photosynthesis pulls carbon dioxide out of the atmosphere.