What molecule is represented by the molecular model shown below?

a)starch

b) adenosine triphosphate (atp)

c) glucose

d) adenosine diphosphate (adp)

How does a gymnosperm prevent itself from pollinating the same tree

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.