Which mineral element is important for the formation of chlorophyll in plants? A. Potassium B. Magnesium C. Calcium D. Sulfur 相关知识点: 试题来源: 解析 B。解析:本题考查不同矿质元素在植物体内的作用。镁(Magnesium)对于植物叶绿素(chlorophyll)的形成非常重要,缺镁会导致叶片发黄等症状。钾(Potassium...
刘先生，男性，67岁。因胸闷气短入院，护理人员通过评估分析，得出“活动无耐力与心输出量减少有关”。该病人护理诊断属于（ ）
如下所问,(化学题)The element magnesium is an essentialnutrient for the growth of plants. It is requiredto form chlorophyll, the green substancewhich initiates the photosynthetic process.Make a hypothetic plot of the biologicalresponse of plants to magnesium at differentconcentrations starting from zer...
What is the main element found in blood? What the major components of blood? What are the components of blood? The part of the blood that is needed for blood clotting is: A) erythrocytes B) plasma C) thrombocytes D) leukocytes What ...
Which metallic element is present in haemoglobin? What is oxygen in our blood transported by? Which metal might be present in haemoglobin? Name the mechanism by which oxygen is ___ and by which carbon dioxide (delivered to the lungs in mixed venous blood) is ___. What is h...
All the elements of life support system are View Solution Which of the elements is found in chlorophyll ? View Solution Big four elements are View Solution An element which is not found in nature is View Solution An element which is not found in nature is View Solution...
The microspot plating 12 parts and a picture- frame-shaped plating 13 part for adhering a semiconductor element are plated by Au, etc. The flat plate is finally pressed by dies using the pilot holes 11 by which the IC lead frame 15 having the microspot plating parts respectively at the ...
Observe the dilemma of the fungus: it is a plant, but it possesses no chlorophyll. While all other plants put the sun’s energy to work for them Line combining the nutrients of ground and air into the (5) body structure, the chlorophylless fungus must look elsewhere for an energy supply...
What is the main element found in blood? Which of the formed elements of blood is responsible for coagulation (blood clotting)? Blood can be divided into two major components: Formed elements and plasma. What is in plasma? Fill in the blank. The formed elements make up ...
4) The financial planning process is both time and resource intensive. c. The financial planning model results in a set of pro forma financial statements. Which of the following is an element required to construct these financial statements? 1) Strategic choices by management, such as interest ...