What provides rigidity and support to plant cells? A. Cell membrane B. Chloroplast C. Cell wall D. Nucleus 相关知识点: 试题来源: 解析 C。解析:文章中明确提到“Plant cells have a distinct cell wall that provides rigidity and support.”,即植物细胞有独特的细胞壁提供刚性和支撑。反馈 收藏 ...
What does a cell membrane do? What organelles work with the nucleus? What organelles are abundant in endothelial cells? What cells contain a nucleus and membrane-bound organelles? Which organelle is called the powerhouse of the cell? What part of the cell contains organelles?
Chlor-alkali plants based on membrane cells have been in operation for more than a decade. With rare exceptions new plants will be based on this relatively recent technology. Over the years you have...doi:10.1007/978-94-009-1137-6_19Donald J. Groszek...
The amino acid chain of an integral membrane protein can pass through the cell membrane once, or weave in and out of the cell membrane multiple times. They contain non-polar side chains, which allow them to interact with the fatty acid chains of the phospholipids. This interaction holds the...
What is the name of the cell organelle which synthesizes plasma membrane? What do prokaryotic cells lack? a. nucleolus b. cell membrane c. all of the above What organelles does a plant cell have that an animal cell does not? What type of cell has membrane-bound organelles and a nucleus...
How does cell differentiation happen? Describe the eukaryotic sub-cellular cell and organelles. Do bacterial cells have centrioles? What happens to a plant cell in an isotonic solution? Does mitosis take place in pancreatic cells? During this phase of cell division, the nuclear membrane dissolves...
In this lesson, we'll discuss the structure of the cell membrane and how this influences diffusion. Then, we'll give three examples of substances...
How does trimebutine work?Trimebutine acts directly on smooth muscle by preventing the influx of extracellular calcium ions into smooth muscle cells and the release of calcium from intracellular calcium stores. This results in depolarization of the cell membrane and decreases peristalsis (the wave-like...
These membranes are also studded with proteins that serve various functions. Some of these proteins act as gatekeepers, determining what substances can and cannot cross the membrane. Others function as markers, identifying the cell as part of the same organism or as foreign. Still others work ...
whereas active transport does require energy expenditure at some level. Membrane crossing isn’t usually something that happens easily, and typically requires the coordination of several different elements. The membrane is what keeps the cell protected and secure, and transport is a unique process that...