molecâ²ular biolâ²ogy. the branch of biology that deals with the nature of biological phenomena at the molecular level through the study of DNA and RNA, proteins, and other macromolecules involved in genetic information and cell function.olecâ²ular biolâ²ogy. the branch of biology that deals with the nature of biological phenomena at the molecular level through the study of DNA and RNA, proteins, and other macromolecules involved in genetic information and cell function.
If your petâs brain or spinal cord isnât signaling correctly to the bladder, this miscommunication can cause urine dribbling. Damage to the pudendal nerve. This is a problem of the lower back in dogs â I see it often in my practice in older dogs with arthritis, degenerative joint disease or trauma to the lower back.
Old dogs, particularly bitches, often leave a damp patch after they have been lying down - why, and what should you do ? Leakage of urine (or urinary incontinence) is quite a common problem for older dogs - especially bitches. The signs are 1  : There is a damp patch on bedding, or on the floor, after the dog has been lying down for some time.  The hair around the external genital region becomes soiled with urine.