What is the structure of the cell membrane? What are the organelles inside a cell? Give examples. What organelles do all cells have in common? What are differentiations of the cell membrane? What are the cell organelles that contain their own DNA and ribosomes?
What is the properties of cell membrane in plant cell? Plant Cell Plant cells are the basic unit of life of various types of plants. These cells develop into tissues and organs that a plant needs to perform its essential functions and activities. Like animal cells, plant cells contain structu...
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 ...
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 the probability that a human sperm cell carries an ...
Integral membrane proteins are are embedded within the cell membrane and project into the cell or the external environment. An integral membrane protein that spans the entire cell membrane, from the outer surface of the cell to the inner surface of the cell, is called a transmembrane protein. ...
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...
Thoseplaquesandtangleswork together to break down the brain's structure. Plaques arise when another protein in the fatty membrane surrounding nerve cells gets sliced up by a particularenzyme, resulting in beta-amyloid proteins, which ar...
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...
The plasma membrane of the muscle cell is the sarcolemma. The sarcolemma contains the cytoplasm of the cell. The sarcolemma has invaginations called...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
Factors related to the embryo For an embryo to be able to join the endometrium, it must be in the blastocyst stage. At this point in its development, it has about 200-400 cells and is made up of two well-differentiated parts: Internal cell mass cells that will give rise to the embryo...