'Zygote' diaporamas de présentation

Introduction to animals

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Log into PAL

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Review - Part 1

Review - Part 1. Classify each item as being an allele, a genotype, or a phenotype. 1. Six fingers 2. W 3. Paired flagella 4. Kk 5. q. Review - Part 1. What are the alleles in each of these genotypes? 6. KK 7. jj 8. Qq 9. Aa. Review - Part 1.

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Pregnancy & Human Development

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Evolution

Evolution. The Origin of Species. Mosquito Mystery Speciation is the emergence of new species In England and North America Two species of mosquitoes exist and spread West Nile virus. Figure 14.1. Speciation is the source of biological diversity Speciation, the origin of new species

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Group Four Seeded, vascular plants (ex: a ngiosperm)

Group Four Seeded, vascular plants (ex: a ngiosperm). Group 4: Flowering Plants. Angiosperms (flowering plants) Flower = reproductive structure Attract animals to help spread pollen Forms fruit to protect and spread seeds Seeds Grow inside the fruit Inside the seed 1. Embryo

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Medical Terminology

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Sponges

Sponges. Ryan Baker, Markesh Patel P.3. http://www.palaeos.com/Invertebrates/Porifera/Porifera.htm. PHYLUM. Porifera. Ryan Baker. EXAMPLES. Azure vase sponge ( Callyspongia plicifera ). http://reefguide.org/pixhtml/azurevase2.html. Ryan Baker. EXAMPLES. Variable Boring Sponge

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Sexual Reproduction: Meiosis

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Development of Animals

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Pregnancy Project

Pregnancy Project. By: Tyler Ford. Conception. Every month, during the females menstrual cycle, a mature egg is released from one of the ovaries. The mature egg moves through the fallopian tube into the uterus.

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GESTATION

GESTATION . ENRIQUE VILLEGAS AND ISABELA DOMINGUEZ . A fertilized egg is called a Zygote (which is the cell formed by the union of male sex cell and female sex cell). Later on, the zygote keeps dividing and dividing until it becomes into a spherical shape, which is the morula .

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Lesson # 19

Lesson # 19. Early Development. Objectives:. Chapter 29. 1- To describe the process of fertilization. 2- To list the stages of prenatal development, and describe the major events of each.

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Wormbook.org

Development of a complex multicellular organism is more than just mitosis- we certainly do not look like gigantic fertilized eggs. Zygote-----many specialized cell types (differ in size, shape, longevity, biochemistry)

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Unit 14 Human Reproduction

Unit 14 Human Reproduction. This is NOT sex education. Having sex can cause disease called STD ( s exually t ransmitted d isease) HIV infection Genital herpes Syphilis Gonorrhea. Herpes. Syphilis. Gonorrhea. Safe Sex. _____ ______. Human Reproduction Questions.

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Embryology Pics

Embryology Pics. Biology 6 Practical Exam. Sea Urchin Cleavage. Zygote ? 2 celled ? 4 celled ? 8 celled. http://www.vcbio.science.ru.nl/en/virtuallessons/embryology/seaurchinstage/. Sea Urchin Morula. blastomeres. http://www.vcbio.science.ru.nl/en/virtuallessons/embryology/seaurchinstage/.

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Station 2: Specialized Cells

Station 2: Specialized Cells. Fertilization. During Fertilization the gametes unite to form the: zygote or fertilized egg . 23. +. 23. 46. The Zygote. 46. Contains the full amount of chromosomes, which is 46 The zygote then divides by mitosis to form a multi-cellular organism

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Cleavage-the start of multicellularity

Cleavage-the start of multicellularity. Zygote enters cleavage after the fertilization of the egg. Series of divisions occur in which the cell is pinched into 2 ( blastomeres ) Puts different parts of the egg cytoplasm into different blastomeres

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