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Lecture #17 Date
Lecture #17 Date

... haploid (n) and diploid (2n) generations take turns producing each other Sporophyte (2n): produces haploid spores by meiosis; these spores divide by mitosis giving rise to male and female haploid plants called…. Gametophytes (n): develop and produce gametes ...
PLSC 210: Horticulture Science
PLSC 210: Horticulture Science

... 4. Growth and Metabolism (Chapter 4, Lectures) What is meant by plant “growth”? Definition of plant morphogenesis, differentiation, anabolism, catabolism. Know 3 major chemical processes of plants: photosynthesis, metabolism, respiration. What are produced from photolysis and photophosphorylation in ...
BOTANY BASICS
BOTANY BASICS

... Some plants produce a modified stem called a tuberous stem (tuberous begonia and cyclamen). These stems are short, flat, and enlarged. Buds and shoots arise from the crown, and fibrous roots grow from the bottom. Other plants (dahlias and sweet potatoes) produce underground storage organs called tu ...
Angiosperms VIII - University of Nebraska Omaha
Angiosperms VIII - University of Nebraska Omaha

... and short nights keep levels high – Short day plants need low Pfr and long nights keep levels of Pfr low ...
013368718X_CH24_377-392.indd
013368718X_CH24_377-392.indd

... gametophytes, that contain 2 sperm nuclei. A haploid cell in each ovule of a carpel undergoes mitosis to produce an embryo sac, or female gametophyte, which contains 8 haploid nuclei. One of these nuclei becomes the egg. Pollen grains are transported to the stigmas of carpels during pollination. Bot ...
Biology Chapter 29
Biology Chapter 29

... 9. nut: (563) have a hard outer layer, contain a dry, one-seed fruit. Includes almonds, walnuts, pecans, and halzelnuts. 10. pesticide: (564) a chemical used to control insects 11. root crop: (563) a plant grown for the nutrients it stores in its roots or modified underground stems 12. spice: (563) ...
Erigenia bulbosa
Erigenia bulbosa

... Fruit: Its fruit is a smooth, dry, seed-like schizocarp. It is about 1/16 inches wide and slightly flattened. It has 5 slender ribs and a persistent 2-prong style. It later splits into 2 segments with each segment having only 1 seed. Roots: Its roots are a deep, small, rounded tuber or corm with fi ...
discov5_lecppt_Ch03
discov5_lecppt_Ch03

... • A lichen is a mutualistic association between a photosynthetic microbe and a fungus • The body of a lichen is created by packed mycelial strands with algal or cyanobacterial cells embedded on the mycelial mat • Lichens grow very slowly and are highly susceptible to pollutants in the environment • ...
Lecture 11, Bot 499H/505 Secondary Growth
Lecture 11, Bot 499H/505 Secondary Growth

... • Pollen types include-bisaccates, monolete and trilete spores • Therefore, this is probably a large group with a lot of diversity and maybe there are several orders of plants involved here. • They all have a similar leaf and similar placement of the reproductive parts but are very different morphol ...
Chapter 35
Chapter 35

... 2. In flowering plants, the sporophyte generation is independent; the gametophyte generation is nutritionally dependent on the sporophyte B. Flowers are involved in sexual reproduction 1. Flowers are reproductive shoots typically composed of sepals, petals, stamens, and carpels arranged at the end o ...
Biology 1 Exam Review Semester 2 Evolution Key terms: natural
Biology 1 Exam Review Semester 2 Evolution Key terms: natural

... 7. Outline the process of human development from fertilization to birth. Identify the milestones pertinent to each trimester of embryonic development. 8. Trace the path of the egg from ovulation to either implantation or menstruation. 9. What is the function of the placenta? 10. What are the structu ...
biology - GEOCITIES.ws
biology - GEOCITIES.ws

... leaf and the functions of these tissues. The leaves of plants are very thin, so they have a lots of surface area. this surface area allows them to absorb light energy to perform photosynthesis (photosynthesis occurs only iin the leaves). ...
Plant Reproduction - Fulton County Schools
Plant Reproduction - Fulton County Schools

... Angiosperms  are either monocot or dicot  cotyledon – the seed “leaves” or sides / food supplies ...
Plant Classification (Nonvascular)
Plant Classification (Nonvascular)

... General Characteristics and structures – These organisms are all multicellular eukaryotes that are autotrophs and acquire their nutrients by photosynthesis. They have plastids which contain chlorophyll A, Chlorophyll B, and carotenoids and the cells have walls consisting of Cellulose. Vascular plant ...
PPT
PPT

... General Characteristics and structures – These organisms are all multicellular eukaryotes that are autotrophs and acquire their nutrients by photosynthesis. They have plastids which contain chlorophyll A, Chlorophyll B, and carotenoids and the cells have walls consisting of Cellulose. Vascular plant ...
Yellow burrhead
Yellow burrhead

... grow in clusters of up to 15 at the end of a stalk. Plants flower all year round. Fruit and seeds Each fruit is 2 cm wide and made up of many crescent-shaped segments. A single fruit can produce about 1000 seeds. The seeds are dark brown, horseshoe-shaped, about 1.5 mm long with obvious ridges. Grow ...
Plant parts 1
Plant parts 1

... fertilized by the sperm (the pollen) and the ovary matures into the fruit • Fruit are usually classified by their structure and number of ovules ...
Life: The Science of Biology, 8e
Life: The Science of Biology, 8e

... Plants first appeared on land between 400–500 million years ago  Adaptations were needed to survive in dry environments  Large plants must transport water to all parts ...
Container Gardening with Native Plants
Container Gardening with Native Plants

... Containers 101 • Plan your container • Determine light and moisture requirements • Select type of container ...
action potentials
action potentials

... growth and inhibits cell division. Primordial leaves develop into scales and protect the apical bud through the winter. Keeps seeds dormant. Can help plants cope with harsh conditions by closing their stomata. ...
Article 53 Revisit Ailanthus Altisiima
Article 53 Revisit Ailanthus Altisiima

... village and environs. There is just no good reason to have or cultivate this plant – it is weedy, poisonous and stinky (see identification below). Back in the early 50’s it’s only recommended uses were as avenue trees or windbreaks. A native of China, fast growing and becoming very tall, it was once ...
2/26/2015 1 Chapter 29:
2/26/2015 1 Chapter 29:

... The fossil record indicates that photosynthetic organisms similar to cyanobacteria were present over 3 billion years ago. Based on geologic evidence, O2 accumulation in the atmosphere due to oxygenic photosynthesis began at least 2.4 billion years ago. (a) Fossilized spores ...
Photosynthesis - Sylmar High School
Photosynthesis - Sylmar High School

... Diversity of Plants ...
Chapter 29: Plant Diversity I – How Plants Colonized Land
Chapter 29: Plant Diversity I – How Plants Colonized Land

... The fossil record indicates that photosynthetic organisms similar to cyanobacteria were present over 3 billion years ago. Based on geologic evidence, O2 accumulation in the atmosphere due to oxygenic photosynthesis began at least 2.4 billion years ago. (a) Fossilized spores ...
File
File

... ■ Short-day plants require periods of darkness to be greater than an uninterrupted critical length. – These plants will traditionally not flower during the summer months when night lengths are short. – Horticulturalists can trigger flowering in these plants by covering the plant with an opaque blac ...
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Evolutionary history of plants

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