I believe the answer is (B)
<span>a complex series of feeding relationships with many organisms interacting and depending on each other </span>
Respiratory system helps in breathing and it leads to exhalation of the gas carbon dioxide which is not required by the body. The integumentary system is the first line of defense and protects the body from invadig microbes, dust, and other harmful substances. The digestive system protects the body by enabling digestio of food and providing energy to sustain, further the toxic waste materials are also released during the process.
1. Enzyme interacts with substrate
.
2. Enzyme may undergo a conformational change to capture the substrate ("induced fit" model)
3. Enzyme-substrate complex may undergo several changes to form the product(s).
4. The product(s) are released
.
5. The enzyme returns to its original form. It is then ready to do the cycle all over again.
Answer: The cell is the basic structural and functional unit of living organisms
Explanation:
The answer is B). Genetic screening basically testing for the genetic traits of an individual. Therefore the answer would be B).