Does the sentence "Power conversion for a DC system takes place mainly in a railway substation where large, heavy, and more efficient hardware can be used as compared to an AC system where conversion takes place aboard the locomotive where space is limited and losses are significantly higher." provide a valid answer to the question "What type of losses happen during conversion and transmission in wires and electronics?" OPTIONS:
- yes
- no

A: no

Does the sentence "Vostok Station in Antarctica on 21 July 1983." provide a valid answer to the question "On what date was the Earth's coldest temperature recorded?" OPTIONS:
- yes
- no

A: yes

Does the sentence "DNA transposons generally move by "cut and paste" in the genome, but duplication has also been observed." provide a valid answer to the question "What is a term that can describe how DNA transposons move?" OPTIONS:
- yes
- no

A: yes

Does the sentence "Cladistics is another method of classification." provide a valid answer to the question "What is cladistics a method of?" OPTIONS:
- yes
- no

A:
yes