Sigmoidoscopy is the diagnostic study that the nurse is expected to prepare to evaluate possibility of crohns disease. Crohns disease is an inflammatory bowel disorder which is characterized by ulceration and edema of bowel wall. Sigmoidoscopy which is primary procedure is used to establish diagnosis.
The random changes a mutation causes to an organisms genetic code causes either1. A different protein to be produced or2. none at allMutations can either have a positive, negative or neutral (the vast majority) effect on the organism. (many times whether they are harmful or helpful depends on the environment.)When a mutation makes an organism better able to survive that organism is more likely to survive and pass the mutated gene onto the next generation.
Answer:
nephron → ureter → bladder → urethra
Oxygen is the heart of the lungs
Answer:
D
Explanation:
They are not cooperating and they are not the same species, they are competition between different species.