What is the main component of genetic material? A. Protein B. DNA C. Carbohydrate D. Lipid 相关知识点: 试题来源: 解析 B。解析:遗传物质的主要成分是 DNA。蛋白质不是遗传物质的主要成分,碳水化合物和脂质也不是遗传物质的主要成分。反馈 收藏 ...
All are components of the bloodWhat are the components of blood?What are the blood components?Which cellular component of blood acts in blood clotting? (a) White blood cells (b) Red blood cells (c) Platelets (d) Plasma cells (e) Hemostatic cellsWhich vitamin is necessary for th...
( )12. What does the presence of DNA in the air suggest A. Animals are dropping DNA. B. The air is polluted. C. There is a high concentration of oxygen. D. Nitrogen is the main component of DNA. ( )13. How did Clare collect DNA at the zoo in Cambridgeshire A. By testing the...
百度试题 结果1 题目The main component of a drone's propulsion system is the ___.相关知识点: 试题来源: 解析 答案:propeller 反馈 收藏
<p><strong>Step-by-Step Solution:</strong></p><p>1. <strong>Introduction to Human Blood Components</strong>: Human blood is a specialized bodily fluid that consists of various components, each serving distinct functions. The main components of human b
1~2hoursafterclotting,thebloodclotretractsandreleasesayellowishfluidcalledserum.Plasmaisthecomponentofbloodthatremovesbloodcells.Mostofthewateriscomposedofwater,followedbyvariousplasmaproteins.Thedifferencebetweenserumandplasma,theformerislackofparticipationinthecoagulationprocessconsumedsomecoagulationfactorsandchemicalfiber...
Starch (淀粉) is the main component of flour, rice and corn among others, while carbon dioxide makes up the vast majority of greenhouse gases. One day, humans may be able to “eat” carbon dioxide, and global warming could be “eaten away” by carbon lovers. Although it sounds wild, th...
Blood substitutes have been developed from the need for more blood due to the shortages of blood supplies. The main types of blood substitutes are...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our exp...
The thymus gland is the main organ of the lymphatic system. Its primary function is to promote the development of specific cells of the immune system called T-lymphocytes. Once mature, these cells leave the thymus and are transported via blood vessels to the lymph nodes and spleen. T-lymphocy...
Define blood component. blood component synonyms, blood component pronunciation, blood component translation, English dictionary definition of blood component. n. 1. A constituent element, as of a system. See Synonyms at element. 2. A part of a mechanica