This document discusses the structure and function of cells. It begins by establishing that the cell is the fundamental unit of life, and that all organisms are composed of one or more cells. It then describes the basic components of cells, including the plasma membrane, region containing DNA, cytoplasm, and biochemical molecules/pathways. The document goes on to classify the two main types of cells - prokaryotic and eukaryotic - and different kingdoms within each type. Specific structures within plant and animal cells are also outlined, such as organelles like mitochondria, nucleus, Golgi apparatus, lysosomes, endoplasmic reticulum, and chloroplasts in plant cells.
Most relevant information about the cell, its discovery, types and various kinds of organelles and their function. it also focus on how molecules are transported across the cell membrane.
2018/2019
Most relevant information about the cell, its discovery, types and various kinds of organelles and their function. it also focus on how molecules are transported across the cell membrane.
2018/2019
This PowerPoint, designed by East Stroudsburg University student Kristen O'Connor, is a PowerPoint designed for middle school science students on cell organelles.
Part I
Explain the need for transport systems in multicellular plants
Describe the distribution of xylem and phloem tissue in roots, stems and leaves
Explain the absorption process in roots
Describe transport mechanisms
Part II
List factors that affects rate transpiration
Describe xerophyte properties
List the series of events that leads to translocation
This PowerPoint, designed by East Stroudsburg University student Kristen O'Connor, is a PowerPoint designed for middle school science students on cell organelles.
Part I
Explain the need for transport systems in multicellular plants
Describe the distribution of xylem and phloem tissue in roots, stems and leaves
Explain the absorption process in roots
Describe transport mechanisms
Part II
List factors that affects rate transpiration
Describe xerophyte properties
List the series of events that leads to translocation
The detail introduction of prokaryotic and eukaryotic cells.
The detail of organelles in the cell.
And the comparison of prokaryotic and eukaryotic cells.
Oliver Twist; or, the Parish Boy's Progress is Charles Dickens's second novel, and was first published as a serial from 1837 to 1839. The story centres on orphan Oliver Twist, born in a workhouse and sold into apprenticeship with an undertaker.
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Humayun managed to regain power in 1555, but ruled only a few months before he died, leaving Akbar to succeed him at just 14 years old. The kingdom Akbar inherited was little more than a collection of frail fiefs. Under the regency of Bairam Khan, however, Akbar achieved relative stability in the region. Most notably, Khan won control of northern India from the Afghans and successfully led the army against the Hindu king Hemu at the Second Battle of Panipat. In spite of this loyal service, when Akbar came of age in March of 1560, he dismissed Bairam Khan and took full control of the government.
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Roman architecture and engineering achievements were monumental. They perfected the arch, vault, and dome, constructing enduring structures like the Colosseum, Pantheon, and aqueducts. These engineering marvels not only showcased Roman ingenuity but also served practical purposes, from public entertainment to water supply.
Operation “Blue Star” is the only event in the history of Independent India where the state went into war with its own people. Even after about 40 years it is not clear if it was culmination of states anger over people of the region, a political game of power or start of dictatorial chapter in the democratic setup.
The people of Punjab felt alienated from main stream due to denial of their just demands during a long democratic struggle since independence. As it happen all over the word, it led to militant struggle with great loss of lives of military, police and civilian personnel. Killing of Indira Gandhi and massacre of innocent Sikhs in Delhi and other India cities was also associated with this movement.
Welcome to TechSoup New Member Orientation and Q&A (May 2024).pdfTechSoup
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Chapter 3 - Islamic Banking Products and Services.pptx
Cell structure and function
1. The Cell as the Fundamental
Unit of Life: The Structure
and Function of Cellular
Organelles
2. • The cell is the smallest unit of
life.
• All organisms are composed one
or more cells.
• New cells arise from previously
existing cells.
3. Basic Cell Structure
Each cell has four common components:
1. Plasma membrane
2. Region containing DNA
3. Cytoplasm
4. Biochemical molecules & biochemical
pathways
7. Classification
Five kingdom system:
Monera Protista FungiPlantae Animalia
Six kingdom system:
Eu-
bacteria
Protista FungiPlantae AnimaliaArchae-
bacteria
Three domain system:
Eu-
bacteria
Archae-
bacteria
E U K A R Y A
Eight kingdom system:
Eu-
bacteria
Archezoa
FungiPlantae AnimaliaArchae-
bacteria
Chromista
Protista
8. Three Lineages of Life: Domain Bacteria
Prokaryotes:
• No true nucleus
• No membrane-bound organelles
Cell Wall composed of peptidoglycan
Reproduce asexually by budding and fission
Very small (1 - 10 µm)
Eu-
bacteria
Protista FungiPlantae AnimaliaArchae-
bacteria
Kingdom Eubacteria
9. Kingdom Archaebacteria
Prokaryotes:
No true nucleus
No membrane-bound organelles like
mitochondria or chloroplasts
NO peptidoglycan in cell wall
Reproduce asexually by budding and fission
Very small (1 - 10 µm)
“Extreme” environments (high temperatures)
Eu-
bacteria
Protista FungiPlantae AnimaliaArchae-
bacteria
Eukaria
15. Plasma Membrane
Fluid mosaic model:
Working model of the membrane Protein
molecules bobbing in phospholipid sea Proteins
determine membrane’s specific functions
16. Structure of the Cell Membrane
Phospholipids
Most abundant lipid
Polar/hydrophilic head(attracted to water)
Pair of nonpolar/hydrophobic tails(repelled by water)
39. INQUIRY
1. Which kingdom do bacteria belong?
2. What is the difference between prokaryotic and
eukaryotic?
3. Compare a plant and animal cell.
4. What is the function of:
• Mitochondria
• Nucleus
• Golgi apparatus
• Lysozome
• Ribosomes
• Smooth and rough ER
Cellular Visions: The inner life of a cell (video)
http://www.studiodaily.com/main/searchlist/6850.html