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Hola! Me llamo Serena y voy a ayudarte con el examen de Español.
Speaking is not just about what you can say in the classroom or memorising every word for yo...
We have seen how the pluperfect is translated as 'I had x-ed' in the active form.
For all verbs to form the pluperfect you need to have
the perfect stem + the imperfect of t...
A verb in the pluperfect can be either active or passive.
When a verb is in the active form it is translated as 'I had x-ed' in the firs...
1) Crossing over - in Prophase I of meiosis, non-sister chromatids in the same bivalent (i.e. chromatids on separate chromosomes within a homologous pair) can exchange alleles, creating n...
Transcription is the formation of an mRNA molecule from its complementary DNA template.First the enzyme DNA helicase unwinds the double helix, and the hydrogen bonds between complementary bases brea...
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