Why is a Taq-polymerase used in PCR experiments instead of a regular DNA polymerase?

In your own brief words, what is DNA recombination technology? 

Which process is endergonic?

Which process produces the most ATP per molecule of glucose oxidized?

What are molecules called that relay signals received at receptors on the cell surface to target molecules in the cytosol and/or nucleus?

Which type of bacterial genetic recombination involves the use of a viral vector?

What does a target cell require to respond to an extracellular signal molecule? (Select all that apply)

In CRISPR-Cas9, Cas9 is a protein with ligase activity whose role is to create double-strand breaks in the target DNA sequence.

Which statement about the energy yields from cellular respiration is true?

Km is equal to the enzyme concentration where the corresponding reaction rate is 1 2 Vmax.