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