Does the sentence "In developed countries, antibiotics are used to treat bacterial infections and are also used in farming, making antibiotic resistance a growing problem." provide a valid answer to the question "What makes bacteria resistant to antibiotic treatment?"

A: yes

Does the sentence "The "orange peel" effect on vinyl records is caused by worn molds." provide a valid answer to the question "What is an effect of using worn molds when casting records?"

A: yes

Does the sentence "While the majority of flowers are perfect or hermaphrodite (having both pollen and ovule producing parts in the same flower structure), flowering plants have developed numerous morphological and physiological mechanisms to reduce or prevent self-fertilization." provide a valid answer to the question "What type of mechanism might homomorphic flowers use to tell the difference between foreign and self pollen grains?"

A: no

Does the sentence "He used them to teach his own technique of piano playingfor instance playing double thirds (Op." provide a valid answer to the question "What form are most of Chopin's etudes in?"

A:
no