The nucleus in a cell is the membrane-bound organelle that contains the DNA for the cell. All eukaryotic cells have a nucleus, while the other cell...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
结果1 题目What contains the cell's DNA? A. The cytoplasm B. The mitochondria C. The nucleus D. The E. ndoplasmic reticulum 相关知识点: 试题来源: 解析 C。解析:细胞核包含细胞的 DNA,细胞质、线粒体和内质网都不包含 DNA。反馈 收藏
结果1 题目What gives the plant cell its shape? A. The nucleus. B. The chloroplasts. C. The cell wall. D. The plasmodesmata. 相关知识点: 试题来源: 解析 C。解析:文章中提到植物细胞有一个明显的细胞壁,它赋予了细胞形状。反馈 收藏
Membrane-bound organelles are small structures within a larger cell that carry out a specific function. These help the cell to survive and grow/reproduce. Some examples of membrane-bound organelles other than the nucleus are lysosomes, mitochondria, the endoplasmic reticulum, the Golgi ...
The functions of actin and its motor proteins myosins in the cytoplasm have been the subject of research for more than 100 years, but the existence and fun
The Nucleus: In eukaryotic cells, the nucleus holds the DNA. DNA is arranged in long strands, each being called a chromosome. The normal human nucleus has 46 chromosomes. These chromosomes are identical in each cell, thanks to the process of cell division. ...
Once the sperm reaches the egg and its nucleus enters the egg, the tail is discarded. Sperm cell diseases and defects There are several alterations that can occur in spermatozoa, which may hinder conception in a natural way. Below, we will discuss the most frequent abnormalities that cause inf...
2. The Cell Is The Most Basic Unit Of Life This one is perhaps the most misinterpreted postulate. Organelles like the nucleus, ribosomes and many more are present inside the cell; they are smaller in size, but vital for the existence of life. If that’s the case, shouldn’t they be ...
According to its function what best reflects the nature of the cell nucleus is ( )A.Associated with genetic variation in organisms;B.Related to the continuation of lifeC.The nucleus divides firstly when the cell and mitosis;D.The main place for DNA stora
What is the purpose of cell division in eukaryotes? What is the purpose of cellular reproduction at the cellular level and the organism level? Explain the function of the nucleus in the cell. What is the nucleus of a cell and what is the function of this organelle?