'Chromatin' presentation slideshows

The Tour of the Cell

The Tour of the Cell. Chapter 6. The Fundamental Units of Life. All living things composed of cells Cell structure correlated to cell function All cells descend from existing cells. Microscopy. Light microscope = visible light through specimen magnified by lenses Up to 1000X.

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UNIT 7: Cell Division

UNIT 7: Cell Division. BIG IDEA: Cell division is the process in the body to create more cells and gametes . Chromosome Structure. Inside your nucleus are 3 billion nucleotides of DNA In order to fit it is coiled and packed into a complicated but organized structure. Chromosome Structure.

700 views • 53 slides

Cellular Basis of Inheritance

Cellular Basis of Inheritance. Chapter 9. Cells come from other cells. Repair Growth Reproduction Asexual Reproduction Sexual Reproduction. Sexual Reproduction. Genetic Material comes from 2 parents. Asexual Reproduction. Genetic Material comes from 1 parent Budding Cloning

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Warm Up

373 views • 27 slides

Biology: Cell Bingo

Besides the plasma membrane & nucleus, what is the other section of a cell?. CYTOPLASM. Biology: Cell Bingo. Which word means that only some items are able to enter/exit a cell?. SEMI PERMEABLE. Biology: Cell Bingo. What are the tunnels within the plasma membrane made from?. PROTEIN.

424 views • 26 slides

Cytology: the Study of the Structure and Function of Cells

Cytology: the Study of the Structure and Function of Cells. LO Covered: B1. A Bit of History. Cell research began in the 17 th century 3 researchers are credited with developing the cell theory: Schleiden&Schwann: all living things are composed of cells

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Cell Division: Mitosis and Cytokinesis

Cell Division: Mitosis and Cytokinesis. 01-08-09 http://www.cellsalive.com/mitosis.htm. Cell Division. The division of eukaryotic cells occurs in two main stages Mitosis is the first stage

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Meiosis 2C or not 2C

Meiosis 2C or not 2C. What is meiosis?. A) A fancy dish served at Asian Fusion restaurants. B) The name of the newest singing sensation. C) The process by which haploid cells called gametes are formed. Why is meiosis important?. A) Just because it is.

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Chromatin modulation and DNA damage response

Chromatin modulation and DNA damage response. A- De visu: chromatin decondensation in mammalian cells B- Chromatin modulation 1- Covalent histones modifications 2- Histone exchange 3- ATP-dependent chromatin remodeling C- Models of dynamic chromatin remodeling at sites of DNA damage.

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Chromosomes

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Introduction to cells

Introduction to cells. What are they made of? What do they do?. What are cells made of?. Atoms and molecules Carbon, oxygen, hydrogen, nitrogen, sulfur, phosphorus Calcium, sodium, potassium, chlorine, magnesium And a few others Elements: all atoms are the same

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Students Get math practice handout Place lab notebooks on shelf On-line Videos Ch 11 ppt

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Experiment

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Chro mosome Oragnisation

Chro mosome Oragnisation . chromosome is made of chromatin (nucleic acid and protein). when in mitotic and meiotic stages of cell cycle, chromatin (euchromatin & heterochromatin) stains readily. What chromosome is made of?. Chromatin is organised on three basic levels: primary (nucloesome)

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Regulation of Gene Activity

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Cell organization

Cell organization. Viruses. What is a virus? Nonliving Particle Core of hereditary material (DNA) Protein coat Viruses can only reproduce inside a living cell. How are viruses classified ?. Active Viruses: Attach Invade Copy Release Destroys a cell as soon as it enters it.

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Molecular Genetics

Molecular Genetics. DNA RNA Gene Expression. DNA and RNA. DNA deoxyribonucleic acid Deoxribose sugar 2 strands held together with H bonds ATGC are the nitrogen bases Double helix Found only inside the nucleus RNA ribonucleic acid Ribose sugar and AUGC nitrogen bases 1 strand

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COMMON CELL TRAITS

COMMON CELL TRAITS. A cell is the smallest unit that is capable of performing life functions . COMPARING CELLS. The size & shape of a cell relates to its function . (job it does). Prokaryotic Cells (proh KAYR ee yah tihk). cells without membrane-bound structures EX : bacteria

319 views • 12 slides

Forms of DNA

Forms of DNA. What does DNA stand for?. Deoxyribonucleic acid. Why is DNA important?. DNA contains the genetic instructions used in the development and functioning of all known living organisms. The main role of DNA molecule is the long-term storage of information.

269 views • 11 slides

Forms of DNA

Forms of DNA. What does DNA stand for?. Deoxyribonucleic acid. Why is DNA important?. DNA contains the genetic instructions used in the development and functioning of all known living organisms. The main role of DNA molecule is the long-term storage of information.

204 views • 11 slides