'Pollen' diaporamas de présentation

Flowers, Monocots and Dicots

Flowers, Monocots and Dicots. Objectives: Students will be able to: identify the parts of flowers identify monocots and dicots. 1. 2. 1. 2. 1 & 2. Monocots vs. Dicots. FLOWER DISSECTION. Lily. A. B. D. C. Lily. B. C. A. Style. Stigma. Ovary. A. C. B. Anther. Stamen.

2.31k views • 65 slides

The Wonderful World of Green Plant Diversity and Evolution

The Wonderful World of Green Plant Diversity and Evolution. Biol 366 Spring 2014. Tree of Life: The Big Picture. Bacteria. Archaea. Eukaryotes. now. membrane-bound nucleus, organelles, etc. >2 bya. >3.5 bya. ca. 4 bya. Fig. 1.1 from Simpson. Green plants share:.

616 views • 46 slides

Inheritance and Selection

Inheritance and Selection. Q1. What do we call getting characteristics from our parents?. A1. Inheritance . Q2. What do we call the process of choosing particular animals or plants to breed?. A2. Selection .

1.07k views • 34 slides

Genetics & The Work of Mendel

Genetics & The Work of Mendel. Gregor Mendel. Modern genetics began in the mid-1800s in an abbey garden, where a monk named Gregor Mendel documented inheritance in peas used experimental method used quantitative analysis collected data & counted them excellent example of scientific method.

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FLOWERS, POLLEN AND NECTAR

FLOWERS, POLLEN AND NECTAR. HONEYBEE ON OREGANO. HONEYBEE WITH FULL POLLEN SACK. PARTS OF A FLOWER. SOME PLANTS THAT ARE COMMON IN THE INLAND NORTHWEST. Alfalfa Sweet Clover Black Locust Vetch Star Thistle Knapweed Mint Hawthorn Honeysuckle Rapeseed. Tumbleweed Bindweed

801 views • 30 slides

Seed Plants

5.67k views • 28 slides

I Breathe What?

I Breathe What?. Chemicals. Exhaust. Pollen. Dirt. Dust Storms. Can Dirt in the Air be a Good Thing?. How does dirt get in your house?. Windows Doors Air Conditioning Pets You!. Facts About Breathing. You breath about 26,000 times a day (16-18 breaths per minute)

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Mendel and His Peas

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Allergies

Allergies. Immediate hypersensitivity Excessive IgE production in response to allergens (antigens). Allergic Reaction. B cells secretes allergen specific Ig Helper T release cytokines which tell B cells to make IgE B cell switches from IgG to IgE IgE binds to mast cells and basophils

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Pollination and Fertilization in Flowering Plants

Pollination and Fertilization in Flowering Plants. Plant Propagation. Pollination. Begins when a grain of pollen lands on a receptive stigma. It ends when a pollen tube punctures the embryo sac. Pollen Grain = Generative nucleus + Tube nucleus.

728 views • 14 slides

2012 District Lesson Seven Principles of Healthy Housing KEEP IT CLEAN

2012 District Lesson Seven Principles of Healthy Housing KEEP IT CLEAN. CECP Core Competencies: HOUSING & ENVIRONMENT. Cooperative Extension Curriculum Project:

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Social Insects

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Chapter 2 Human Evolution

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Angiosperms- Flowering plants

Angiosperms- Flowering plants. Key Features Produce seeds in fruit Flowers - promote pollination and fertilization Cross pollination or self pollination Fruit - protection and seed dispersal Endosperm - stored food for embryonic plant.

345 views • 8 slides

Angiosperm Reproduction

Angiosperm Reproduction. Review: Plants are characterized by an alternation of generations. haploid (n) - gametophyte... reproduce sperm and eggs via mitosis. Fertilization results in a diploid zygote (grows into a sporophyte) diploid (2n) - sporophyte...

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Nectar & Pollen Plants of Illinois

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Gymonosperms mean naked seed. Seeds produced by gymnosperms like this Giant Sequoia.

Gymonosperms mean naked seed. Seeds produced by gymnosperms like this Giant Sequoia. Most gymnosperms are trees, some are shrubs,most have needlelike or scalelike leaves. Gymnosperms are the oldest type of land plant. Cycads are about 175 million years old.

613 views • 5 slides

Sex for Food or How to Attract a Pollinator

Sex for Food or How to Attract a Pollinator Joyce Cadwallader Christine Tuaillon Brian White Mimulus spp. M. Cardinalis Red High nectar M. Lewisii Pink Low nectar Guiding Questions: Currently reproductively isolated How did this evolve? Can we model this using population genetics?

381 views • 4 slides

Liquid Vitamins and Supplements

We have natural Herbal Extract, Herbal Medicine, Chinese Herbal Medicine, natural, Vitamin Extract, Herb Extract, Liquid Herbs, Liquid Vitamins

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Bee Pollen Benefits - Key uses and health

Bee Pollen Benefits - Key uses and health

262 views • 1 slides