29 Regulation of Lactose Operon Expression (1)
Regulation of Lactose Operon Expression (2)
Tissue culture of carrot. rar
35 plant somatic hybridization process
37 gene recombination (continuous automatic playback)
37 gene recombination
Connection of 39 gene
40 gene manipulation process (whole process)
40 gene manipulation process (step 4)
40 gene manipulation process (step 3). rar
40 gene manipulation process (step 2). rar
40 gene manipulation process (step 1). rar
45 genetically modified animals. rar
Formation process of pancreatic acinar secretion in guinea pigs. rar
5 1 culture process of animal cells. rar
53 cell fusion process. rar
Embryo transfer. rar
Structure of bacteria. rar
58 spores in Bacillus thuringiensis. rar
Bacterial cell division. rar
6 1 virus structure diagram. rar
62 virus spread. rar
Monoclonal antibody. rar
Fermentation engineering. rar
The new biology textbook needs three textbooks. rar
The new biology textbook must be 1 textbook. rar
Illustrations of elective textbooks for senior three (1). rar
Illustrations of elective textbooks for senior three (II). rar
Illustration of the first textbook of senior high school biology (1). rar
Illustration of the first textbook of biology in senior high school (2). rar
Illustrations of the second textbook of senior high school biology (1). rar
Illustrations of the second textbook of senior high school biology (II). rar
Skin. rar
Basic technology of microbial culture (ginger). rar
Preparatory Biology (Zheng Chun and). rar
Cultivation of triploid watermelon. rar
208 marine ecosystem. rar
Grassland ecosystem. rar
2 10 Antarctic penguin community activities. rar
00 1 natural selection determines the direction of biological evolution. rar
2 1 1 Biological stratification in the ocean. rar
Transformation experiment of 002 pneumococcus. rar
Darwin's explanation of giraffe evolution. rar
Experiment of bacteriophage 004 infecting bacteria. rar
005 haploid plant culture 2.rar
The process of polyploid formation. rar
007ZW sex determination chart. rar
008 human sex determination chart. rar
009 horse.rar with mixed flowers and long hair
Fertilization of 0 10 mosquitoes. rar
Self-pollination process of 0 1 1 pea. rar
0 12 cross-pollination process of pea. rar
0 13 hybridization experiment. rar
0 14 analysis diagram. rar
0 15 intersection test. rar
20 1 a mouse activity. rar
202 the image of a flock of chickens 2.rar
202 Images of a flock of chickens 1.rar
Ant activity. rar
204 fragments of bee colony life. rar
205 bee colony life. rar
Tropical rain forest landscape. rar
24 1 bee orchids attract wasps to pollinate. rar
Polar bear. rar
A hybrid of donkey and horse. rar
04 1 human and chimpanzee bones. rar
042 Nanshan Dairy farm.rar
043 people can make tools. rar
Walking of Homo erectus. rar
Homo sapiens made artificial fires, hunted and fished. rar
There are 046 rivers with sewage discharge in China. rar
047 large sewage treatment plant and its treatment technology. rar
224 wolves. rar
Lions chase zebras. rar
Tropical rain forest ecosystem. rar
Volcano 227 erupted. rar
Chicken.rar hatch No.228
The Loess Plateau has been cut down for a long time. rar
Afforestation after vigorously developing the Loess Plateau. rar
23 1 Yellow River cut-off phenomenon. rar
Acid rain. rar
Qinghai Lake Island. rar
Plateau landscape. rar
Pollination.rar Hua No.235
Animal behavior. rar
237 frogs of different body colors. rar
Changes of animal body color. rar
Rhododendron preys on caterpillars. rar
Primitive forest 240. rar
02 1 spermatogonia. rar
Pattern diagram of 022 mitochondria. rar
Division and reproduction of grass-covered insects. rar
Sperm wags its tail to enlarge tail cells. rar
Division and reproduction of amoeba. rar
Structure of chloroplast 026 1.rar
Structural 2.rar of Chloroplast 027
Patterns of two endoplasmic reticulum. rar
Changes of 029 cells in the later stage of division. rar
030 helps to spread. rar
03 1 mitochondrial structure. rar
Cell mitosis rar
Chloroplast three-dimensional structure. rar
Chromatin and chromosome transformation. rar
The structure of 035 cells. rar
Mitotic cell cycle diagram. rar
Metaphase changes of 037 cells. rar
038 animal cell structure. rar
The prophase changes of cell division in 039. rar
20 1 landscape of volcanic eruption and lichen growth. rar
The reproductive process of bacteria. rar
Butterflies fly during the day. rar
Sheep live on the grassland. rar
205 sheep. rar
A group of ants. rar
Desertification process in northern China. rar
208 jellyfish swimming in the ocean. rar
209 crucian carp. rar
2 10 dog feed. rar
2 1 1 butterfly. rar
Protein assembly process of 2 12 in vivo. rar
2 13 loess plateau changes. rar
The process of 2 14 messenger RNA entering the cellular level from the nucleus through the nuclear pore. rar
2 15 marine algae. rar
2 16 flooded rice. rar
2 17 bird migration. rar
The fertilized egg of 2 18 frog develops into an adult frog. rar
2 19 crucian carp egg division. rar
Ovulation process of frogs. rar
Ovulation process of frogs. rar
00 1 The stem grows towards the light and grows towards the root. rar
The reaction of mimosa after being hit by a frog. rar
003 rust treatment. rar
004 cells have mitosis and amitosis. rar
005 human body structure. rar
006 kinds of Chinese cabbage. rar
007 human blood circulation system. rar
Free water becomes bound water. rar
The amitosis process of 009 frog red blood cells. rar
0 10 animal cell mitosis process. rar
0 1 1 Plant absorbs nutrients. rar
0 12 plant growth. rar
Changes of 0 13 cells at the end of mitosis. rar
Three-dimensional structural model of 0 14 plant cells. rar
0 15 semipermeable membrane experiment. rar
0 16 cell membrane structure. rar
0 17 double battery combination. rar
0 18 the way in and out of cells. rar
0 19 aerobic respiration. rar
Germination and reproduction of 020 yeast. rar
078 primary oocytes 1
079 Primary Oocyte 2.rar
080 Primary Oocyte 3.rar
08 1 primary oocyte 4.rar
082 secondary spermatocytes 1.rar
083 secondary spermatocyte 2.rar
084 secondary spermatocyte 3.rar
085 secondary oocytes 1.rar
086 secondary oocyte 2.rar
087 secondary oocyte 3.rar
088 Give an example of the function of protein. rar
Bees and butterflies in the park. rar
090 such as a small biological community. rar
100 examples of colorful life phenomena in nature. rar
10 1 spermatogonial division. rar
102 sperm.rar
22 1 industrial waste. rar
The development process of animal embryos. rar
Carcinogenesis of 223 cells. rar
Large-scale ecosystem. rar
Division and reproduction of grass-covered insects. rar
Adult dogs are slow. rar
227 cows are grazing on the grassland. rar
228 frog's hug. rar
Plant seedlings emerged from the ground. rar
Two antelopes fight. rar
Plants grow towards light. rar
Printability of cygnet 239. rar
Cultivation of 24 1 seedless tomato. rar
046 ovule.rar
Sparranjeni studied the digestion experiment of eagle. rar
Comparison of catalytic efficiency between 048 catalase and Fe3+. rar
Comparison of hydrolysis of starch and sugar water by 049 amylase. rar
050 photosynthesis. rar
05 1 Photosynthetic oxygen comes from water. rar
Conversion between ATP and ADP. rar
The oxygen released by photosynthesis comes from the experiment of water. rar
054 oocytes. rar
Oocyte 055. rar
056 glass tubes inserted in white radish. rar
057DNA replication rar
058 Cutting grafting.rar
059 process of plasma wall separation and plasma wall separation and recovery. rar
060 epidermal cells in mature region. rar
061schematic diagram of mutual transformation between ATP and ADP. rar
063 cells were fertilized. rar
Movement of protein molecules and phospholipid molecules in 064 cell membrane. rar
065 cell membrane plane structure diagram. rar
Selective absorption of substances by 066 cells. rar
067 is divided into two halves. rar
The roots of 068 tree died because of lack of nutrients. rar
069 infiltration device. rar
070 endosperm nucleus. rar
07 1 metabolism of green plants. rar
Sexual reproduction process of angiosperms. rar
074 primary spermatocytes 1.rar
075 Primary spermatocyte 2.rar
076 Primary spermatocyte 3.rar
077 Primary spermatocyte 4.rar
WinRAR
Audio-visual conveyor belt
Biological drawing board
Chapter one: the material basis of life.
Chapter II: Cell, the constituent unit of life.
Chapter 3: Biological metabolism.
Chapter IV: Adjustment of life activities. rar
Chapter five: the reproduction and development of biology. rar
Chapter 6: Inheritance and variation. rar。
Chapter 7: Evolution of biology. rar。
Chapter 8: Biology and Environment. rar。
Chapter IX Protection of Ecological Environment. rar
Chapter 10: Good health. rar。
Chapter 11: Microbes. Rar: the provincial and municipal examination questions of the 1987 National Biology Competition for Middle School Students.
Chapter 12: Plants. rar。
Chapter 13: Animals. Rar: the provincial and municipal examination questions of the 1989 National Biology Competition for Middle School Students.
Chapter 14: Biotechnology and capabilities. rar。
1999 Hunan IBO rematch test questions. rar
1999 Hunan senior high school biology graduation examination paper
Examination questions and answers of the 2000 National Biology League for Middle School Students
200 1 national biology league for middle school students. rar.rar
2003 International Bio-Olympics Experimental Examination Questions. rar.rar
2003 National Biology League for Middle School Students (Anhui Volume). rar
In 2003, the National Biology League for Middle School Students and the preliminaries of the 11th Bio-Olympic Competition in Jiangsu Province. rar
Analysis of the test questions of biology competition in senior high schools in Zhejiang Province in 2003. rar
Students.rar.rar National Biology League for Middle School Students in 2003.
In 2003, the national middle school students' biology league theoretical examination paper. doc.rar
Theoretical examination paper of 2003 National Biology League for Middle School Students
2003 Biology Competition (Scanned Edition). rar
Preliminaries of the 2003 Biological Competition (Zhejiang Volume). rar.rar
2003 Wenzhou Senior Three Comprehensive Science Competition (Biology). rar
Biology Competition for Middle School Students in Anhui Province in 2004. rar.rar
Biology Competition for Middle School Students in Hunan Province in 2004. rar.rar
2004 National Biology Competition for Middle School Students. rar.rar
Jilin province preliminaries of 2004 national biology league for middle school students.
Preliminary contest of 2004 biology competition (Hunan volume). rar
12 theoretical examination questions of international bio-Olympic competition (200 1)
13 International Bio-Olympic Competition (2002).rar.rar
Review outline of senior high school biology league
The 11th Bio-Olympic Competition in Jiangsu Province
The eighth senior high school biology competition in Zhejiang province. rar
Preliminary contest of the fourth senior high school biology competition in Zhejiang province
Section 2 Teaching Design of Human Nutrition and Health
Section III Epidemic Immunization —— Teaching Design Cases of Diseases Caused by Immune Disorder
Section 3: Teaching Process of Epidemic Immunity-Specific Immunity (1)
Section 3: Teaching Process of Epidemic Immunity-Specific Immunity (2). rar
The first section is the teaching design case of human body's steady state-blood sugar regulation. rar
The first section is the steady state of human body-the teaching design case of human body temperature and its adjustment. rar
Analysis of the textbook "Human Body Steady State" and teaching suggestions. rar
Summary of comprehensive examination questions of science in college entrance examination and biology review strategy
Experimental analysis and design
Question topic 12.rar
Biochemistry in Wang Jingyan Volume II. rar
Biochemistry in Wang Jingyan Volume 1. rar
Basic biochemistry courseware. rar
Fudan microorganism. rar
Biochemical simulation questions. rar
Biochemical exercise
Tianjin university biochemistry 2002 examination questions. rar
Xi jiaotong university 2002 postgraduate entrance biochemistry examination questions. rar
2000 questions about animal physiology. rar
Examination questions of animal biochemistry in 2000. rar
2000 animal nutrition examination questions. rar
200 1 animal physiology test questions. rar
200 1 animal biochemistry examination questions. rar
200 1 animal nutrition examination questions. rar
Examination questions of animal physiology in 2002. rar
Animal biochemistry examination questions in 2002. rar
Examination questions of animal nutrition in 2002. rar
Animal Physiology and Biochemistry in 2003. rar
Animal nutrition in 2003. rar
Examination questions of animal physiology in 2004. rar
Examination questions of animal biochemistry in 2004. rar
Examination questions of animal nutrition in 2004. rar
Cell biology examination questions in 2004. rar
Examination paper of animal physiology for postgraduate students in 2005. rar
Examination paper of animal biochemistry for postgraduate students in 2005. rar
Examination paper of animal nutrition for master in 2005. rar
2005 master's biochemistry examination paper. rar
2005 master's cell biology examination paper. rar
Examination questions of agricultural ecology in 2000. rar
200 1 agroecology. rar
2005 master's plant nutrition examination paper. rar
Introduction to environmental science in 2002. rar
Agricultural ecology in 2002. rar
Introduction to environmental science in 2003. rar
Agricultural ecology in 2003. rar
Introduction to environmental science in 2004. rar
Agricultural ecology examination questions in 2004. rar
Introduction examination paper of master of environmental science in 2005. rar
Examination paper of master's agricultural ecology in 2005. rar
2005 master's general chemistry examination paper. rar
2005 master's general chemistry examination paper. rar
1999 introduction to economic geography. rar
1999 comprehensive physical geography examination questions. rar
Physical geography examination paper for master in 2005. rar
Examination questions of agricultural ecology in 2000. doc.rar
200 1 Introduction to Economic Geography. rar
200 1 agroecology. doc.rar
200 1 China physical geography examination questions. rar
200 1 comprehensive physical geography examination questions. rar
Introduction to Economic Geography in 2002. rar
Agricultural ecology in 2002. doc.rar
Physical Geography of China in 2002. rar
Comprehensive physical geography in 2002. rar
Introduction to Economic Geography in 2003. rar
Agricultural ecology in 2003. doc.rar
Comprehensive physical geography in 2003. rar
Agricultural ecology examination questions in 2004. doc.rar
Examination questions of ecology in 2004. rar
Introduction to Economic Geography for Postgraduates in 2004. rar
Physical geography examination questions for master in 2004. rar
In 2005, the examination paper of introduction to economic geography for graduate students. rar
Master's ecology examination paper in 2005. doc.rar
Examination paper of master's soil science in 2005. rar
Examination questions on the direction of soil environment. rar
Ecological direction of population. rar
Ecological breeding direction of crop stress resistance. rar
Examination questions of genetics for postgraduate entrance examination over the years. rar
Shen tong's biochemical notes. rar
Wu Da Microbe (Shen Ping). rar
The microorganism is (Zhou Deqing). rar
China Agricultural University in 2002 professional remedial classes review materials (biochemistry). rar
Explanation of molecular biology terms. rar
Notes on Marxist philosophy. rar
Key points of biochemistry review. rar
Molecular genetics of Wuhan University. rar
Notes on the third edition of biochemistry. rar
Summary of biochemical review questions. rar
Notes of key lectures on biochemistry. rar
Notes on Microbiology (Wuhan University-Shen Ping Edition). rar
Notes on microbiology. rar
Identification of Yang Qunying's protein. rar
Calculation of DNA. rar
Structure and replication of DNA. rar
DNA is the main genetic material. rar
Chapter 2: Cell Review Course. rar
Chapter III Review Class. rar
The third chapter reviews exercises. rar
Chapter four review questions. rar