What breed of dog is in the claritin commercial with the man laying in tbe grass?

In the Claritin commercial, the man is laying in the grass with a beagle puppy. The beagle is a breed of small hound that is similar to a larger foxhound that has approximately 220 million scent receptors. This is the reason why they are employed as detection dog and not as guard dogs for they are usually friendly dogs.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

b is the correct answer