After all, every investment entails the risk that it is overpriced. They also know that rising prices will encourage either greater production of a commodity or greater willingness of current owners to sell. Either of these condi...
1. **选项A**:负反馈通过将部分输出信号反送回输入端,确实会降低电路的总增益。这是其核心缺点之一,因为反馈会抵消部分输入信号,导致增益减少。 2. **选项B**:负反馈可能抑制噪声,但无法直接提高信噪比(S-N比)。若反馈网络引入额外噪声,甚至可能降低信噪比,故选项B错误。 3. **选项C**:带宽扩展是负反馈...
Positive and negative feedback: striking a balance between necessary antagonists. Journal of Theoretical Biology 216: 229-241.Cinquin, O., Demongeot, J., 2002. Positive and negative feedback: striking a balance between necessary antagonists. J. Theor. Biol. 216 (2), 229-241....
In summary, our results support a model in which a transcriptional negative feedback loop coordinates arbuscule development and symbiotic nutrient exchange (Fig. 7). At the early stage of arbuscule development, symbiotically activated RAM1-WRI5a/ERM1 can reprogram root cortex cells as required for...
Consider a real negative feedback control system, which statement is correct? () A. The model in the feedforward path must be precise. B. The model in the feedforward path can be less precise. C. The model in the feedback path must be precise. D. The model in the feedback path ...
Answer to: Using the thyroid gland as an example, describe a negative feedback loop. By signing up, you'll get thousands of step-by-step solutions...
Feedback Loops:Feedback loops are important components of homeostatic regulation. The two types of feedback loops are negative feedback loops and positive feedback loops. With one being inhibitory and the other being stimulatory.Answer and Explanation: ...
Why is customer feedback important? Positive customer feedback enables your brand to get organically recognized. For instance, through Google, Social media, etc. The same applies to negative feedback. It can make or break your business. Therefore, your company should focus on the whole customer...
21 Which process is not a result of negative feedback? A A A decrease in the surrounding temperature leads to a decrease in respiration rate B A decrease in the surrounding temperature leads to a decrease in sweating. C. A decrease in the surrounding temperature leads to a decrease in bloo...
19 Which of these correct statements describes controlby negative feedback?D A An injury to body tissue activates platelets in the blood and these activated platelets release chemicals which activate more platelets. B During the menstrual cycle. luteinising hormone stimulates the release of oestroger...