Which is a mechanical vector that injects recombinant dna directly into the nucleus of a host cell?
a)gene gun
b)micropipette
c)bacterial plasmid
d)viral phage

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

If people from georgia have just experienced an extremely cold winter the last couple of months, what would the climate most likely be classified as? polar temperate maritime tropical

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d