Q: Does "Like Sturgeon's motor, there was no practical commercial market for these motors." provide a valid answer to "How fast did Sturgeon and Davenport's motors run?"?
A: no

Q: Does "The concept originally stated by Gottlieb Haberlandt in 1902 that all plant cells are totipotent and can be grown in vitro ultimately enabled the use of genetic engineering experimentally to knock out a gene or genes responsible for a specific trait, or to add genes such as GFP that report when a gene of interest is being expressed." provide a valid answer to "What opened the door to plant genetic engineering?"?
A: yes

Q: Does "Charles Peirce (18391914) was highly influential in laying the groundwork for today's empirical scientific method.[citation needed]" provide a valid answer to "When did Peirce die?"?
A: yes

Q: Does "In the 12th century CE the Andalusian Muslim philosopher and novelist Abu Bakr Ibn Tufail (known as "Abubacer" or "Ebn Tophail" in the West) included the theory of tabula rasa as a thought experiment in his Arabic philosophical novel, Hayy ibn Yaqdhan in which he depicted the development of the mind of a feral child "from a tabula rasa to that of an adult, in complete isolation from society" on a desert island, through experience alone." provide a valid answer to "What was 'Abubacer' normally called?"?
A:
yes