You are designing an artificial drug-delivery cell that can penetrate animal cells. which protist structures should provide the most likely avenue for research along these lines?

Identify the missing parts of the carbon cycle

Lucia is walking barefoot in her yard. she accidentally steps on a nail. how will her nervous system work to generate a reaction? arrange the eventschronologically.

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna