Plants need a proper temperature to grow. What is the best temperature for most plants to grow well? A. very cold B. very hot C. warm D. extremely cold 相关知识点: 试题来源: 解析 C。本题考查对植物生长适宜温度的理解。选项 A“very cold”非常冷,不利于植物生长;选项 B“very hot”非常...
Plants need a suitable temperature to grow well. What other subject might this be related to? A. Drama B. Physics C. Computer science D. French 相关知识点: 试题来源: 解析 B。物理学中有关温度的知识与植物生长需要适宜温度相关。反馈 收藏 ...
What is the tertiary structure of alpha-amylase (1JAE) and does alpha-amylase have a quaternary structure? Which is more detrimental, cooling or heating the enzyme away from the optimum? Why do high temperature denature enzymes? What is the hypothesis and prediction for the effect of enzyme am...
Air contains a certain amount of water vapor. The amount of water vapor any mass of air can contain depends on the temperature of that air: The warmer the air is, the more water it can hold. A low relative humidity means that the air is dry and could hold a lot more moisture at th...
considers a wider range of climatic variables, including maximum temperatures and the length of the frost-free period. However, theNRCalso produces a map that shows plant hardiness zones for Canada based on theUSDAextreme minimum temperature approach.Click here to see both Canadian planting zone ...
However, it does burn less energy than the average air conditioner, which tears through about 300 kWh per month. Also, since excessive relative humidity makes us perceive temperature as being higher than it is, keeping your home drier may lead you to reach for the thermostat less, which ...
根据第三段1,2行And the best way to strengthen willpower is to make it into a habit. “Sometimes it looks like people with great self-control aren’t working hard—but that’s because they’ve made it automatic可知加强意志力最好的方法就是让意志力成为一种习惯。有时候有很强自我控制里的人...
If fresh urine for neopterin analysis is to be kept for longer periods of time at room temperature, biocidal preservatives can be added to reduce its deterioration [118]. Similarly to faeces, for surveillance efforts in a population, the identification of individuals may not be that relevant; ...
Did you know that temperature is the MOST often recorded physical measurement? Knowing the temperature is critical for the correct operation of everything from the human body to an automobile engine, and everything in between. Temperature is measured with one or more kinds of temperature sensors...
The robot compares each photo to a library of plant photos to decide on which plants are weeds. Robot arms move into position to give a small dose (剂量) of weedkiller on the weeds. The robot is energy-friendly. 4 . How the robot will develop The scientists do not want to just...