The cell membrane is said to be selectively permeable is because it allows a select few things to go through while stopping the passage of other stuff.
The answer is 50km your wel
Sometimes, the dark spots on the marshmallow can fall off of the marshmallow. This means that, the system does not need to include the pieces that fell when determining the mass before and after.
The answer it’s D I hope ugly it right and good luck with ur test
Answer:
plants
Explanation:
all green life gives us oxygen, and in turn we give c02 or carbon dioxide