Does potassium generate a positive current or a negative current? (0.5 pt)

What are interneurons? (1 pt)

Define overshoot. (1 pt)

What is a voltage-gated ion channel? (1 pt)

What is the main purpose of the ependymal cells? (1 pt)

Define hypertonic. (1 pt)

Why must the pLM104 plasmid be transformed into dam⁻/dcm⁻ E. coli before performing restriction digestion with BclI?

Why should a gRNA have a low self-complementarity score?

Which statement correctly describes how Cas9 (from Streptococcus pyogenes) recognizes target DNA sequences?

To ensure that Cas9 only cuts the DNA of foreign invaders and not the CRISPR array that has integrated into the bacterial genome, the repeated CRISPR sequence of a bacterium ________ contains the PAM sequence that is recognized by the species-specific Cas9 enzyme