Because Thomson's cathode ray tube experiments led to a very important scientific discovery, the electron.
Answer:
Gender roles are necessary to keep the family in balance.
Explanation:
Functionalists perspective of gender roles view conventional gender roles as necessary to commit to family functioning as it tends towards keeping the family balance: Women take on the “expressive” character of putting up with household chores and giving emotional care, grooming and nurturing of family members, while men take on the “instrumental” character of acquiring income and undertaking important family decisions.
ANSWER : have a specific shape related to their specific function
Native shellfish populations have dramatically decreased as they are outcompeted by the crabs, causing a decrease in biodiversity.
