I. Explanation of Nouns
1, heterochromosome 2, gap junction 3, nuclear pore complex 4, intermediate fiber
5. Primary lysosomes 6. Chromosome telomeres 7. Cytooncogenes
Second, fill in the blanks
1, ATP synthesis in mitochondria is carried out on _ _ _ _, and the direct source of energy required for ATP synthesis is _ _ _
2. Phospholipids are synthesized on the _ _ surface of smooth endoplasmic reticulum, and the synthesized phospholipids are mainly transferred to other cell sites in _ _ and _ _ _.
3. Rough endoplasmic reticulum is the place where _ _ _ _ _ is synthesized. The synthesized product may be modified and changed in rough endoplasmic reticulum, such as _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.
4. After Golgi processing, the main destinations of classified proteins are _ _, _ _ _, _ _ and _ _.
5. There are some specific membrane proteins on lysosomal membrane, whose main functions are _ _ _ _ and _ _.
6. The diameter of microtubules is _ _ _ _. Recently, it has been found that kinesin _ _ _ binds to microtubules and participates in the transport of intracellular vesicles to cell membrane.
7. According to the composition analysis of nuclear fiber layer, it belongs to the _ _ family of cytoskeleton, and its main functions are _ _ and _ _.
8.8. The precursor of rRNA is synthesized at _ _ _ _ _ _ (site) of nucleolus, and the splicing and assembly are completed, and ribosomes are formed at _ _ _ _ _.
9. A 3400A-long DNA fragment can form _ _ _ nucleosomes, and the length of the solenoid structure formed by further folding is about _ _ _ _.
10, abundant mRNA in eukaryotic cells has the shortest life span, while protein's longevity protein is _ _ _ _, which is synthesized in the _ _ phase of the cell cycle.
1 1, the owner gene means _ _ _ _, and the luxury gene means _ _ _ _.
12, the main difference between bacterial flagella and animal cell flagella is _ _ _ _ and _ _ _ _.
13, there are _ _ kinds of cell connection modes related to intermediate fibers and _ _ kinds of cell connection modes related to micropores.
The energy source of 14, Na+-K+ pump is _ _, and the direct energy source of coordinated transportation in plant cells is _ _ _ _.
15, the main difference between the synthesis and processing of sugar chains on glycoproteins and the synthesis methods of biological macromolecules such as DNA, RNA and protein is _ _ _ _ _.
16, signal peptide theory is used to explain _ _ _ You think the key structural factors to complete this process are _ _ and _ _ _ _.
There is a bottle of Hela cells growing into a dense monolayer and Escherichia coli containing human rRNA gene clone in its plasmid. Try to design an experiment to prove which chromosomes the rDNA of Hela cells exists on.
Fourth, talk about the latest progress in cell biology research from the following aspects (choose one question)
1, cell cycle regulation. 2. Nuclear matrix or nuclear skeleton.
1, laser scanning confocal microscope (laser scanning confocal microscope)
2. Functional genomics.
3. Collagen
4.g protein linked receptor.
5. Photosynthetic phosphorylation.
6. Microsatellite DNA.
7, cell cycle (cell cycle)
8. Centromere
9. cdc gene (cell division cycle gene)
10, transdifferentiation