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Published byJerome Amos Fields Modified over 6 years ago
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Chromosome Structure
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Chromosome Number
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Prokaryotic Cell Division
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Eukaryotic Cell Division
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Cell Cycle
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Cytokinesis
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Prokaryotic Cell Division Eukaryotic Cell Division
Chromosome Number Prokaryotic Cell Division Eukaryotic Cell Division Chromosome Structure Cell Cycle Cytokinesis $100 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 $500
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This molecule makes up Chromosomes
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What is DNA?
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Eukaryotic DNA coils around these proteins
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What are Histones?
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Six billion pairs of these make up DNA
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What are nucleotides?
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Control activity of specific areas of DNA
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What are Nonhistone proteins?
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Identical halves of a chromosome
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What are sister chromatids?
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Chromosome number found in human somatic cells
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What is 46?
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Last two possible chromosomes on a karyotype
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What is XX or XY (sex chromosomes)?
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Human egg and sperm with only 23 chromosomes have this chromosome number
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What is 1n or haploid?
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All the chromosomes in an organism except X and Y
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What are autosomes?
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Number of copies of each autosome found in the body cell of an organism
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What is two?
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Example of a common prokaryote
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What are bacteria?
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Characteristic that groups all Prokaryotes together
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What is no nucleus & no membrane-bound organelles?
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Type of reproduction used by bacteria
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What is asexual?
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Daily Double!!
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Division of prokaryotic cells is called this
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What is binary fission?
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Comparison of daughter cells formed when a bacterial cell divides
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What is identical?
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Organelle in eukaryotes where DNA is found
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What is the nucleus?
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Division of body cells is called this
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What is mitosis?
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Cell division that occurs in the ovaries & testes
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What is Meiosis?
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Most common type of reproduction used by unicellular eukaryotes
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What is mitosis?
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Fastest method of reproduction in eukaryotes
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What is mitosis?
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The longest phase of the cell cycle
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What is interphase?
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Shortest phase of the cell cycle
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What is cytokinesis?
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Phase of the cell cycle in which the nucleus divides
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What is mitosis?
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Phase of the cell cycle when DNA is copied
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What is the S phase?
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Phase where cells exit the cell cycle and don’t divide or copy DNA
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What is the Go phase?
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This part of a cell undergoes division
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What is cytokinesis?
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Cytokinesis begins during this mitotic stage
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What is telophase?
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This forms and divides animal cells
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What is a cleavage furrow?
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This forms and divides plant cells
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What is a cell plate?
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The amount of organelles a cell has immediately following cytokinesis
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What is one-half?
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Double Jeopardy!!
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Mitotic Spindle
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Organelles and their functions
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Metabolism
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Meiosis I
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Meiosis II
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Membrane structure and function
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ORGANELLES AND THEIR FUNCTIONS
METABOLISM Mitotic Spindle ORGANELLES AND THEIR FUNCTIONS Meiosis II Meiosis I MEMBRANE STRUCTURE & FXN $200 $200 $200 $200 $200 $200 $400 $400 $400 $400 $400 $400 $600 $600 $600 $600 $600 $600 $800 $800 $800 $800 $800 $800 $1000 $1000 $1000 $1000 $1000 $1000
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Mitotic phase in which the spindle begins to form
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What is prophase?
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Pair of cylindrical bodies in animal cells that forms the spindle
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What are centrioles?
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Spindle fibers are made of these structures found in the cytoplasm
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What are microtubules?
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Spindle fibers that attach to the centromere of a chromosome pair
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What are kinetochore fibers?
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Spindle fibers that extend completely across a dividing cell
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What are polar fibers?
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Situated just outside the plasma membrane, this structure is composed of glycoproteins secreted by the cell.
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What is the Extracellular Matrix
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Provide channels between adjacent animal cells through which ions, sugars, and other small molecules can pass.
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What are Gap junctions?
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Channels that perforate adjacent plant cell walls and allow the passage of some molecules from cell to cell.
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What are plasmodesmata?
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Single membrane-bound compartments in the cell responsible for various metabolic functions that involve the transfer of hydrogen from compounds to oxygen, producing Hydrogen peroxide.
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What are peroxisomes?
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These fibers make up the cytoskeleton:
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What are Microtubules, Microfilaments, and intermediate filaments?
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The totality of an organism’s chemical reactions, managing the material and energy resources to the cell.
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What is metabolism?
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Two pathways involved in metabolism, one leads to the release of energy by the breakdown of complex molecules to simpler compounds. The second pathway consumes energy to build complicated molecules from simpler ones.
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What are catabolic, and anabolic pathways?
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The reactant that the enzyme acts on.
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What is the substrate?
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Reversible inhibitors tat compete with the substrate for the active site on an enzyme.
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What are competitive inhibitors?
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The energy that is available to perform work when the temperature of a system is uniform.
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What is free energy?
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Phase in which DNA coils into chromosomes
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What is Prophase I?
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Two structures that disassemble at the beginning of Meiosis I
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What is the nucleolus & nuclear envelope?
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The pairing of homologous chromosomes
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What is synapsis?
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Number of chromosomes in a tetrad
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What is four?
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Daily Double!!
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Exchange of genes that occurs during Meiosis I
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What is crossing-over?
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This process occurs before Meiosis I, but Not before Meiosis II
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What is copying DNA?
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Spindle fibers reform in this phase
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What is Prophase II?
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Chromosomes are found here during Metaphase I
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What is the equator?
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Organs in which Meiosis occurs
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What are the testes and ovaries?
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Daily Double!!
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Chromosome number of cells at the end of Meiosis II
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What is 1n or haploid?
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The process by which ions and hydrophilic substances diffuse across the cell membrane with the help of transport proteins.
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What facilitated diffusion?
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In passive diffusion, a substance travels from where it is more concentrated to where it is less concentrated along this gradient.
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What is the concentration gradient?
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This type of solution will cause the cell to lose water to its surroundings.
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What is Hypertonic?
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An ATP pump that transports a specific solute indirectly, and drives the active transport of other substances.
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What is cotransport?
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When a cell wraps pseudopodia around a solid particle and brings it into the cell.
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What is phagocytosis?
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Final Jeopardy Certain substances bind to specific receptors on the cell’s surface, and this causes a vesicle to form around the substance and then to pinch off into the cytoplasm.
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What is Receptor-mediated endocytosis?
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