Unit 2 Lecture Study Guide 1) What are the parts of an atom? Where are the subatomic particles found? The atoms are the smallest units of matter with their own chemical characteristics. The atoms are divided into 2 parts. The first part is the central nucleus and the electron cloud. The central nucleus contains very heavy particles and the electron cloud contains very light moving particles. The subatomic particles are the protons‚ neutrons‚ and the electrons. They are located
Premium Atom Protein DNA
Is Interphase part of mitosis? Explain your answer. * Interphase is NOT a part of mitosis because it’s basically just a preparation for mitosis and not actually mitosis. Mitosis is when the diploids are dividing and in interphase this doesn’t happen. 44. Draw Prophase‚ Metaphase‚ Anaphase‚ and Telophase/Cytokinesis and explain what happens during each stage [BACK
Premium Plasmid DNA Escherichia coli
daughter cells‚ “the spindle fibres disintegrate‚ nuclear envelops are formed around the chromosomes in each cell and the chromatin returns to its loosely coiled state.” [2] Finally an interphase period begins when the new cell has been formed allowing it to grow‚ this ends they are ready to divide again. The interphase
Premium Cell cycle Mitosis Cancer
THE CELL CYCLE WORKSHEET Name: ___________________________________ Matching: match the term to the description |A. Prophase |B. Interphase |C. Telophase |D. Metaphase |E. Anaphase | _____ 1. The sister chromatids are moving apart. _____ 2. The nucleolus begins to fade from view. _____ 3. A new nuclear membrane is forming around the chromosomes. _____ 4. The cytoplasm of the cell
Premium Mitosis Chromosome
Chapter 8 Vocabulary- Marisa Brueggemann anaphase- Anaphase is the stage of a cell division (mitosis or meiosis) when the chromatids (or homologous chromosomes in meiosis one) are separated and start to move away from each other. anchorage dependence- In order for a cell to resume its divisions it must be touching something else. asexual reproduction- New cells are generated through the process of mitosis (or binary fusion in the case of bacteria). These new daughter are exactly the same as
Premium Mitosis Cell cycle Chromosome
Compound Microscope Parts A high power or compound microscope achieves higher levels of magnification than a stereo or low power microscope. It is used to view smaller specimens such as cell structures which cannot be seen at lower levels of magnification. Essentially‚ a compound microscope consists of structural and optical components. However‚ within these two basic systems‚ there are some essential components that every microscopist should know and understand. These key microscope parts are illustrated
Premium Cell cycle Cell Bacteria
The Cell Cycle Brittany Jameson Vista College Abstract The cell cycle is made up of five steps. These steps are interphase‚ mitosis‚ cytoplasmic division‚ cell differentiation‚ and cell death. During mitosis there is a series of four stages. The Cell Cycle To start the cell cycle the cells first go through a step called interphase. During this step the cell grows and synthesizes new molecules and organelles. In the S phase the DNA of the cell is replicated in preparation for cell division
Premium Mitosis Cell cycle Chromosome
meiosis II. Meiosis I and II are each divided into prophase‚ metaphase‚ anaphase‚ telophase and cytokinesis stages. Meiosis produces gametes in animals‚ and spores in plants b) Describe what occurs during Interphase The cell grows and copies its chromosomes in preparation for cell division. Interphase is divided into G1 (Growth 1)‚ in which the cell grows and functions normally. During this time protein synthesis occurs‚ the cell grows to about double its original size‚ more organelles are produced
Premium Mitosis Cell cycle Cell
a state in which it no longer divides then the cell is probably arrested at which stage of the cell cycle? A) G1 2. Interphase of the cell cycle lasts longer than mitosis? A) TRUE - A cell spends about 90% of its life in interphase of the cell cycle‚ while it spends only about 10% of its life in M phase. 3. When does DNA replication occur in the cell cycle? A) Interphase 4. Which statement about the cell cycle is incorrect? C) In G2 phase M the cell begins shrinking in preparation for
Premium Cell nucleus Cell cycle Chromosome
Chapter 16 Notes: The Molecular Basis of Inheritance Overview: Life’s Operating Instructions In 1953‚ James Watson and Francis Crick introduced an elegant double-helical model for the structure of DNA. DNA‚ the substance of inheritance‚ is the most celebrated molecule of our time. Hereditary information is encoded in DNA and reproduced in all cells of the body. This DNA program directs the development of biochemical‚ anatomical‚ physiological‚ and (to some extent) behavioral traits Early in
Premium DNA