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MAMMALIAN SPERM acrosome nucleus middle-piece (mitochondria) principal piece flagellum head end piece
MAMMALIAN SPERM acrosome nucleus mitochondrias principal piece end piece middle-piece dense fibers fibrous sheath axoneme
SPERM MORPHOLOGY IN ANTS1 23 4 1 and 3 = Human sperm; 2 and 4 = sperm of Acromyrmex subterraneus subterraneus
n a n 2341 SPERM HUMUN AND INSECT: HEAD REGION 1 = human sperm; 2-4 = ant sperm. a = acrosome, n = cucleus, v = acrosomal vesicle; p = perfuratorium
2 3 4 123 4 ax dm ax
ax 1 2
n ca ax ca n ax md ca NUCLEUS–FLAGELLUM TRANSITION REGION1 23 4 5 6 7 1= sperm draft; 2-7 ant spermatozoa
DIVERSITY OF INSECT SPERM 12 3 4 5 5 Spermatozoa of: Hemiptera (1,2); Neuroptera (3); Lepidoptera (4); Coleoptera (5,6)
DIVERSITY OF HYMENOPTERAN SPERM
ca n ax md ca 3 4 5 6 7 1= sperm draft; 2-7 ant spermatozoa
DIVERSITY OF ANT SPERM
Cambridge University Press 1987
© Cambridge University Press 2013 Thomson_Fig
© Cambridge University Press 2013 Thomson_alphaem.
MALE REPRODUCTIVE SYSTEM
Insects Around Us Science Unit 4 Ms. Medina's 5th Grade Class
INSECT REPRODUCTIVE SYSTEM
Spermatogenisis. Male Reproductive System Testes Genital Ducts –Epididymis –Ductus deferens –Ejaculatory duct –Urethra Accessory glands –Seminal vesicle.
Sperm Production: Spermatogenesis hill.com/sites/ /student_view0/chapter28/animation__spermatogenesis__quiz_1_.html.
Introduction to Insect Biology and Diversity, 3/e James B. Whitfield / Alexander H. Purcell III Copyright © 2012 by Oxford University Press, Inc. CHAPTER.
Structure of the Gametes Gilbert Ch. 7 pp
Antamology Power Point 2
Animal Science 434 Lecture 13:Epididymis, Ejaculation and Semen.
Challenge #3 Can you identify the orders into which insects are classified? T. Trimpe 2008
Important Insect Orders. Depending upon which textbook you use, there are Insect Orders A few less common Orders are not listed A few more common.
The Effects of NOS Isoforms In Human Normospermia, Asthenospermia And Oligospermia Cases H. Karakaya 1, E. Ünsal 1, A. Kandil 2, Y. E. Canıllıoğlu 1, C.
Lepidopteran (Butterflies and Moths) and Hymenopteran (Bees, Wasps, and Ants) Lab Habitat and Niche.
ORDER DIPTERA Reduced hind wings Suction mouths Larvae called maggots.
Topic 6.6 & 11.4 Male Reproductive System. Further functions Urethra: tube from ejaculatory duct through penis that carries semen and urine (but.
W HAT D O U THINK TODAY ’ S CLASS IS ABOUT ?. W HERE BABIES COME FROM !!! Aww………
DO NOW: LIST THE FIRST FIVE WORDS THAT COME TO MIND WHEN YOU THINK OF THE MALE REPRODUCTIVE SYSTEM. NO SLANG PLEASE!
Slide 1 Gametogenesis makes sex cells by meiosis Lecture 13 – Gametogenesis and Fertilization.
Route of Sperm.
Chapter 8: Identification of Semen. Typical ejaculation 2-5 ml of semen, 160 million sperm ▪ 3 pg DNA/sperm = 480,000 ng DNA/ejaculate ▪ Only 1 ng.
3.12 Male reproductive system (SEC 4.1 PG 108). There are two kinds of sexual traits. Primary traits and secondary traits.
SMALL 50 BIG 100 ANTE 0 End NEXT LEVEL
Classification of living organisms The Kingdoms All living things are divided into 5 kingdoms: 1.Prokaryotes - Single celled organisms.
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Fundamentals of Anatomy & Physiology SIXTH EDITION Frederic H. Martini PowerPoint.
368.T1 Model Agricultural Core Curriculum: Supplement University of California, Davis Biology of Insects Parts of an Insect.
Dont Bug Me. What are the major classes of arthropods? Arachnida Chilopoda Crustacea Diplopoda Insecta (Hexapoda) InsectaHexapoda Click each class to.
Structure and Function
Taxonomy & Classification. The Problem It is currently estimated that there are between 10 and 30 million species on Earth (only 1 million have been named)
Insects and Their Relatives Section Insect diversity The largest group of animals Four important orders: Coleoptera – ‘shield-winged’ like beetles.
Common Insect Orders Insect Collection. What are Insects??? 0 Common Features of Insects : 0 Three main body parts—head, thorax, abdomen 0 Three pairs.
Chapter 19 Male Reproductive System
Sexual Reproduction Living Environment.
Fertilization Zuzana Kollarova. Fertilization The process by which the nucleus of a sperm fuses with the nucleus of an egg. Occurs in the fallopian tubes.
Circle the odd one CollagenCellMatrixCell Product Cilia Glands Adipose Blood Flagellum Bones Hyaline Smooth Microvilli Epidermis Osseous Cardiac Elastic.
Entomology Deer Fly Common Name: Deer Fly Order: Diptera Metamorphosis: Holometebolous Mouth Part: Cutting Sponging Significance: Pest.
Question of the day… Finish Berlese Quiz Friday, April 18th 2008.
Sperm Pedro Robles, Carlos Valdez and Arianna Melgar.
The testis Is oval structure surrounded anterolaterally by peritoneal
All Entomology Insects Part 1 of 2. Leafhopper Hemiptera – Simple - Suck All Insects ID.
077 Lacewing larva Neuroptera Holometabolous Chewing Beneficial.
Human Biology: Reproductive System
What is an insect? Taxonomy: Kingdom: Animalia Phylum: Arthropoda Class: Insecta Physical Features: Hard exoskeleton (adults), 6 legs, 3-part body, 2 antennae.
Fertilisation By Zoe Rees. CORONA RADIATA ZONA PELLUCIDA PERIVETELLINE SPACE CELL MEMBRANE NUCLEUS HEAD MID-PIECE FLAGELLUM PROTECTIVE COATING NUCLEUS.
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