Answer:
Amphipathic
Explanation:
Phospholipids are a group of lipids that are present in the cell membrane. It is the major component of a cell membrane. The structure of a phospholipid cell have both a hydrophobic and a hydrophilic regions in the single molecule. It generally consists of hydrophilic "head" having a phosphate group and two hydrophobic "tails" of fatty acids. They form lipid bilayers as they exhibit amphiphilic characteristic.
Answer: through intermarriage and education.
Explanation:
According to Erickson's theory of psycho-social development, and going by the description above, Tom is demonstrating FIDELITY.
The stage of Fidelity occurs during adolescence (Age 12-19) which should be the range of Tom's age, being an high school senior. His goal and dedication to become a Medical Doctor characterizes the existential question of the Fidelity Stage: Who am I? Who can I be?.