What is the primary function of the cell membrane?A. to store nutrients B. to regulate the movement of molecules in and out of the cell C. to produce energy for the cell D. to maintain the shape of the cell 相关知识点: 试题来源: 解析 答案:B ...
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 ...
State three properties of a cell membrane and explain briefly. What is the cell membrane and what is its function? What is the basic structure of the cell membrane, and what are the functions of the various components? In biology, what is a cell membrane and its functions?
Fill in the blank: The cell membrane of a skeletal muscle cell is called the. What is the membrane potential of an undisturbed cell called? The membrane of a contractile cardiac muscle cell contains ___. The name given to the plasma membrane of an axon is? Which are the contractile prote...
A membrane protein is a substance that's embedded in cell membranes. It performs specific tasks that are essential for the cell to...
4.3. When does sperm production start in the male? 4.4. How far does a human sperm cell travel to fertilize an egg? 4.5. How fast can a sperm travel? 4.6. Why does the human sperm cell have lots of mitochondria? 4.7. What is the function of the head of the sperm? 4.8. What is...
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...
Nucleus is the organelle which encloses the genetic material in eukaryotic cell. It is a double membrane bound organelle. It also contains RNA and protein. It is the site of replication of DNA and formation of RNA.Answer and Explanation: Structure of Nucleus...
What happens before a cell divides? What happens in each part of the cell cycle? How does cytokinesis occur in a plant cell? Describe the process of cell division by mitosis. What happens during cell differentiation? What happens to centrosomes after they complete their job during mitosis?
This results in depolarization of the cell membrane and decreases peristalsis (the wave-like contractions of the colon that move food through the digestive tract). It also has effects of potassium ions and both trimebutine and its active metabolites bind to mu-opioid receptors which also help to...