Diffusion, any gasses uses diffusion to float across the cell membrane because gasses are lightweight and do not require enery
Some pesticides contain nutrients that are beneficial to the soil
Answer:
Two X chromosomes for females and one X and one Y chromosomes for males.
Explanation:
the human body has 23 pairs of chromosomes, or 46 in total. This includes two sex chromosomes : because each chromosome has a pair, these cells are called "diploid" cells .
