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Plant Diversity I: Non-vascular plants

Plant Diversity I: Non-vascular plants

Plant Diversity I: Non-vascular plants. 1.2 billion years ago (BYA) – appearance of cyanobacteria on land 500 million years ago (MYA) – appearance of plants, fungi and animals evolution of plants from the green algae Phylum Charophyaeta

By layne
(997 views)

Reproductive System

Reproductive System

Reproductive System. Chapter 27. Male Reproductive System. Anatomy Scrotum Testes Penis Duct system Accessory glands & semen . Scrotum. Maintains testicular temperature at ~ 3 o C lower than core temperature Surface area varies in response to external temperature. Figure 27.2.

By aveline
(259 views)

Plant Growth and Reproduction

Plant Growth and Reproduction

Plant Growth and Reproduction. Unit Outline I. Introduction II. Stages in Plant Growth III. Life Cycles of Plants IV. Uses of Plants V. Plant Classification VI. Plant Parts and Functions VII. - Roots VIII. - Stems IX. - Leaves

By addo
(309 views)

Plant reproductive parts

Plant reproductive parts

Plant reproductive parts. PSS.HO.1. Draw a line to match the state with their official flower. Colorado Mistletoe Alaska Yucca flower Hawaii Rose Tennessee Indian Paintbrush Wyoming Sunflower Oklahoma Pua Aloalo New York Columbine New Mexico Iris

By pakuna
(1 views)

Other Systems in the Mammary Gland: Support, Nervous, Circulatory, and Lymphatic

Other Systems in the Mammary Gland: Support, Nervous, Circulatory, and Lymphatic

Other Systems in the Mammary Gland: Support, Nervous, Circulatory, and Lymphatic. Melissa Hlavacek. Support Systems. Variation across species. Litter-bearing Species. No large suspensory ligaments Fibrous connective tissue and skin are the primary support

By binh
(181 views)

PRINCIPLES OF CROP PRODUCTION ABT-320 (3 CREDIT HOURS) )

PRINCIPLES OF CROP PRODUCTION ABT-320 (3 CREDIT HOURS) )

PRINCIPLES OF CROP PRODUCTION ABT-320 (3 CREDIT HOURS) ). LECTURE 4 LECTURE-WISE COURSE BREAKUP MATING SYSTEMS IN SEXUALLY REPRODUCING PLANTS BIOMETRICAL GENETICS AND PLANT BREEDING FACTORS AFFECTING CROP PRODUCTION. MATING SYSTEMS IN SEXUALLY REPRODUCING PLANTS. Three mating systems:

By feryal
(311 views)

Circumcision & Vasectomy

Circumcision & Vasectomy

Circumcision & Vasectomy. Jelena Marinković Mentor: A. Žmegač Horvat. Definition. removal of some or all of the foreskin (prepuce) from the male reproductive organ. History. Ancient Egyptian carved scene of circumcision. religious sacrifice

By olesia
(150 views)

2.3 Sexual Reproduction in Plants

2.3 Sexual Reproduction in Plants

2.3 Sexual Reproduction in Plants. How Plants Meet the Challenge of Sexual Reproduction. Plants can also reproduce by sexual reproduction. The offspring have the genes from two parents - their genes are different, so the offspring will not be identical. There is variety in the species. Movie

By heath
(127 views)

What are Flowers?

What are Flowers?

What are Flowers?. Take Cornell notes in your lab notebook. Label your flower worksheet using the image below:. Male Parts of a Flower. Stamen: male reproductive organ of the flower. Parts: Filament: long stalk that supports the anther, connects to the base of the flower.

By berit
(202 views)

When A Girl Becomes a Woman

When A Girl Becomes a Woman

When A Girl Becomes a Woman. Lesson No. 11. Assignment No. 10. What is menstruation?. Science Concepts. Menstruation comes from the Latin word “ mensis ” meaning month . Menstrual cycle involves the monthly changes in the female reproductive organ.

By rafe
(224 views)

Sexual Reproduction in Plants

Sexual Reproduction in Plants

Sexual Reproduction in Plants. Plants reproduce asexually through grafting, cuttings, cloning, tissue culture and from their roots. Plants can also reproduce sexually. The product of sexual reproduction in plants is a seed .

By blaze
(165 views)

Chapter 11 Germ cells, fertilization and sex

Chapter 11 Germ cells, fertilization and sex

Chapter 11 Germ cells, fertilization and sex. Determination of the sexual phenotype Sex chromosomes. Chapter 14— Sex determination Developmental Biology by Scott Gilbert. The sex chromosome in humans. Mammals : Y chromosome Alligator : environmental temperature Fish: switch sex

By dante
(150 views)

Animal and Plant Systems and Ecology

Animal and Plant Systems and Ecology

Animal and Plant Systems and Ecology. Mary Susan Mardon. Prokaryotic vs. Eukaryotic Cells. Prokaryotic Cells lack a membrane bound nucleus. Prokaryotic vs. Eukaryotic Cells . Eukaryotic Cells have a membrane bound nucleus. Cytoskeleton. Flagellum . Mitochondria. Centrioles. Nucleus.

By yitro
(141 views)

Parts of a Plant & Flower

Parts of a Plant & Flower

Parts of a Plant & Flower. Grade 3 Science SC-EP- 3.4.3 Students will describe the basic structures and related functions of plants and animals that contribute to growth, reproduction and survival . What Will We Learn About?. Parts of a Plant. Seeds Roots Stems L eaves Flowers. Seeds.

By dareh
(205 views)

Physiology Tutorial

Physiology Tutorial

Physiology Tutorial . Dr. Zahoor Dr. Amel Eassawi. Functional Anatomy of the Reproductive System. List the components of reproductive system?. 1. Primary reproductive organ (Gonads) 2. Reproductive tract 3. Accessory sex glands 4. External genitelia.

By roza
(124 views)

Plant Reproduction and Behavior

Plant Reproduction and Behavior

Plant Reproduction and Behavior. By : Catherine Dale and Jackie Lomboy. Plant Diversity. Bryophytes Non-vascular land plants Pteridophytes Seedless vascular plants Gymnosperms Pollen & “naked” seeds Angiosperms Flowers and fruit. Examples. Bryophytes Mosses and liverworts

By deanne
(196 views)

2.1

2.1

2.1. 2.1 Plant Cells, Tissues and Organs. How do the cells of a seed become different parts of a plant?. Specialized Cells and Tissues in Plants. Tissue :. Organ:. Meristem cell:. Meristematic cells are constantly producing more cells which become specialized.

By gwyn
(160 views)

Annelids

Annelids

Annelids. 6S 26 Wong Nga Man. Structure. Soft-bodied Consist of segments (segmentation) It composed of three layers of cells (triploblastic) Process well-developed alimentary and nervous system Without appendages. Locomotion. Many annelids move by peristalsis

By arin
(173 views)

Reproduction

Reproduction

Reproduction. UNIT 4. Classifying plants. PLANTS. are classified as. SEEDLESS PLANTS. PLANTS WITH SEEDS. which can be. GYMNOSPERMS. ANGIOSPERMS. Click on each box to find out more. Natural Science 2. Secondary Education. Parts of a Plant. Cal-icks. kor-oh-lah. An-thurs. Kar-puls.

By garth
(131 views)

Plant Kingdom

Plant Kingdom

Plant Kingdom. Plants are eukaryotic multicellular organisms. They are also photosynthetic. Plant parts. LEAVES. FLOWER. FRUIT. STEM. ROOTS. ROOT. What is it?. What is it for?. The root secures the plant to the ground and absorbs water and mineral nutrients from it. What is it ?.

By evita
(171 views)

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