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If it is an er verb you use the ending é
travailler- j'ai travaillé, ils ont travaillé, est-ce-que vous avez travaillé en France?
If it is an ir verb you use the end...
DNA is unzipped by a helicase, the gene to be encoded is transcribed to mRNA by the enzyme RNA polymerase, in mRNA the thymine base is substituted by uracil. The mRNA leave the nucleus via a nuclear pore ...
Learning strategies for isolating issues in non-trivial programs is essential for successful programming of any level. Unlike syntax or run-time errors which can often be looked up online or in a book, a ...
Synaptic transmission, whether chemical or electrical, results in a change in membrane potential of the post-synaptic cell. If an excitatory synapse is activated, this results in a depolarization of the p...
As you may be aware, there are three verb types in Spanish, those ending in -ar, those ending in -er, and those ending in -ir. Much like in the present tense, they have different endings. However, the pre...
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