解析 初级细胞壁与次级细胞壁这两种细胞壁表明了细胞的不同成熟阶段。初级细胞壁包围着正在生长的植物细胞,且为容纳进一步生长可以有一定程度的伸张。次级细胞壁发生于更为成熟的植物细胞,也更坚硬。它们较初级细胞壁含有更多的纤维素。次级细胞壁是更强的支撑结构。
百度试题 题目SCG的主小区被称作() A. Primarycell B. MCGSecondarycell C. SCGSecondarycell D. PSCell 相关知识点: 试题来源: 解析 D.PSCell
A Battery or Cell is referred to as a compatible combination of electroChemical Cells. The main difference between the Primary Cell and the Secondary Cell is that the Primary Cells are the ones that can be charged whereas the Secondary Cells are the ones that cannot be charged. Primary Cell P...
Until the development of the generator, lead–acid cells were recharged from Leclanché cells and so the Leclanché cell was referred to as a primary and the lead–acid battery as the secondary cell. It also discusses the connection of cells, the standard cell, and the Mallory mercury cell. ...
百度试题 题目SCG的主小区被称作 ( ) A.Primary cellB.MCG Secondary cellC.PSCellD.SCG Secondary cell相关知识点: 试题来源: 解析 C
(General Physics) an electric cell that generates an electromotive force by the direct and usually irreversible conversion of chemical energy into electrical energy. It cannot be recharged efficiently by an electric current. Also called:voltaic cellComparesecondary cell ...
primary cell 原电池 | 原生电池 | 一次电池 | 初生细胞 primary source 一次文献 | 一次光源 | 主电源 | 直接资料 primary production 初级生产 | 第一级生产 | 第一性生产量 | 第一产业 Primary Tumor 原发肿瘤 | 初生肿瘤 | 原发瘤 | 肿瘤原发灶 同根词 词根:prima adj. prime 主要的;最...
Some of our best methodologists have pursued secondary analyses in such grand style that its importance has eclipsed that of the primary analysis. We can cite with pride some state of the art documents: the MostellerMoynihan secondary analysis of the Coleman study; the Campbell-Erlebacher ...
Matter is primary and consciousness is secondary.物质是第一性的,意识是第二性的.②最初的;原始的;the primary form of life 生物的最初形态.③初步的,初级的,初等的;基本的;a primary election 初选.a primary school 小学 ④原来的,原本的;a primary cell 原(一次)电池.a primary coil...
According to the common definition of primary Cla-res in gastroenterology, the proportion of resistant patients with no prior history of clarithromycin-containing eradication treatment was 13.3% (Table2). Resistance mutations were found in 51.4% of previously treated patients as secondary (acquired) res...