Answer:
C. Simple diffusion
Explanation:
Simple diffusion from a high to low concentration is the most direct method that ions or molecules can move across a cell membrane.
Through this method, no proteins are required for transport, and no energy is used.
The ion or molecule being transported directly moves across the cell membrane, without any other factors involved.
So, the correct answer is C. Simple diffusion
Answer:
I think the answer would be C
I think only w and 5 can attract a magnet but not sure
Answer:
b
Explanation:
breath in oxygen, breathe out co2.
plants breathe in c02, breathe out oxygen
Answer:
It's equal to theat a critical point during interphase (called the S phase), the cell duplicates its chromosomes and ensures its systems are ready for cell division. If all conditions are ideal, the cell is now ready to move into the first phase of mitosis.the proceed at prophase where it condense to form respective sister chromatids