Apparatus & Techniques: Investigating the Specificity of Restriction Enzymes The specificity of restriction enzymes can be investigated using extracted DNA and gel electrophoresis Gel el...
Edexcel IGCSE Biology 复习笔记 2.8.4 Practical: Factors Affecting Transpiration Practical: Factors Affecting Transpiration We can investigate the effect of different environmental conditions...
Producing Fragments of DNA Genetic engineering is the deliberate modification of a specific characteristic (or characteristics) of an organism. The technique involves removing a gene (or gen...
Edexcel IGCSE Biology 复习笔记 2.8.3 Water Movement in Flowering Plants Root Hair Cells Uptake of water into the root Root hair cells are adapted for the efficient uptake of water (by osmosi...
Sequencing Methods DNA sequencing allows for the base sequence of an organism's genetic material to be identified and recorded Sequencing methods are continuously evolving and becoming faste...
Edexcel IGCSE Biology 复习笔记 2.8.2 Transport Systems in Flowering Plants Xylem The roots, stem and leaves form a plant organ system for the transport of substances around the plant Plants ...
本周课题导视 机械工程方向课题 复杂系统可靠性模型研究 内燃机排气管疲劳寿命的改进 基于学习的高精密机器人控制算法 基于Abaqus的机械设计计算机辅助设计和有限元分析 应用于无人配送车的智能装卸载系统设计 汽...
Non-Coding DNA & Regulatory Genes It can be highly difficult to translate the [popover id="IBYOAu-X6ZA6x3aV" lave="genome"] of complex organisms into their proteome Determining the prote...
AP查分/复议/送分攻略 今年AP成绩即将于7月5日公布啦 同学们准备查分啦！后续如何安排？ 01AP成绩查询 CB官网会通过之前考生绑定的邮箱，发邮件给考生，各位同学注意查收邮件，也可以直接登录网址查询成绩。 查询...
