True or false infiltration is the process by which solid ice can change directly into water vapor

Which sequence represents a cross section of the bilayera hydrophilic head, hydrophobic tail, hydrophobic tail, hydrophilic headb hydrophobic tail, hydrophilic head, hydrophobic tail, hydrophilic headc hydrophobic head, hydrophilic tail. hydrophilic tail, hydrophobic headd hydrophilic tail, hydrophobic head, hydrophobic head, hydrophilic tail

What does resonance result in? quieter sounds frequency amplitude louder sounds

Which could be a pathway of food through an ecosystem