Please help asap Based on the fluid mosaic model of cell membranes, which of the following statements about membrane phospholipids is true? 1. They frequently leave the bilayer and dissolve in the surrounding solution.
2. The hydrophilic regions of phospholipids are exposed to the cytosine and extracellular environment.
3. They occur in an uninterrupted bilayer, with membrane proteins restricted to the surface of the membrane.
4. They frequently flip-flop from one side of the membrane to the other.

That is true tge cactus as a structural adaptation to its envirinment has it leaves reduced to spines. but this doesnt mean it cant produce food it produces food because of the presence of chlorophyll in its stem

This is s cute awee : (( . well if she's showing you signs that she may like you , then shoot your shot ! don't be afraid . & if you're unsure that she's giving you these signs , then wait out for a little bit . most girls are different . some may act really sweet , but only bc you're a good friend of hers . that , or she might like you . you just never know . but i think you should sit down with her & tell her how you feel . but don't be awkward & shy . just be straight up & tell her how you feel . if the feelings aren't mutual , then don't cry about it . you need to respect her decision & look for others in the world . feelings can be difficult & confusing , but don't be afraid to show them . i say you play it out & if you're still unsure about it , talk to her . - rach

Leaves specifically the gas exchange between plants and the environment. while plants undergo photosynthesis, they also partake in cellular respiration. respiration is the process that happens in the leaves of plants.