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54 Cards in this Set
- Front
- Back
Atomic number is he number of what?
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Protons
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does DNA contain U or T?
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T
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RNA conttain T or U?
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U
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Semiconservative replication
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one new strand and one old strand
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Nucleotides make up DNA and is composed of
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phosphate group, pentose, sugar, and nitrous bases
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What is an ionic bond?
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gives or accepts an electron
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Covalent bond
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sharing of electrons
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Hydrogen bond
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weak and usually b/w hydrogen and oxygen
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mitochondria
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ATP production
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Rough ER
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manufactures secreted proteins
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ribosome
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site of protein synthesis
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smooth ER
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looping networks
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Golgi Apparatus
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packing proteins for export
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lysosome
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digest bacteria, toxins, and virus
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nucleus
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control center
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What are microvilli specialized in?
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absorption
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Uses ion channel but NO ATP
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facilitated diffusion
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Uses ATP because it is going against its concentration gradient
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active transport.
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Phagocytosis
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engulfing large particles
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pinocytosis
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engulfing small particles
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If a cell is placed in an ISOTONIC solution what happens?
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nothing will happen
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HYPOTONIC SOLUTIONS a cell would
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swell and burst
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HYPERTONIC SOLUTIONS a cell would
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cell would shrink
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during mitosis what happens in prophase
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chromatin condense
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during mitosis what happens in metaphase
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chromosomes line up in the middle on metaphase plate/ equatorial line
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during mitosis what happens in anaphase
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chromosomes are pulled to poles of cell
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during mitosis what happens in telophase
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cleavage furrow is visible
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What are the steps of interphase
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G1, S(DNA replication), and G2
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TRANSCRIPTION IS
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DNA to mRNA (in nucleus)
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translation
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mRNA to protein strand (in cytoplasm)
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how many bases make a codon?
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3
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Each amino has at least how many codons?
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2
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what kind of environment is lactic acid produced?
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anaerobic environment
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what is the last electron acceptor in the electron transport chain?
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oxygen
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what does the krebs cycle produce?
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CO2
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Where does glycolisis occur?
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cytoplasm
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where do the Krebs cycle and election transport occur?
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mitochondria
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what is the structural unit of bone?
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osteon
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Blood is a type of what tissue?
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connective
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cutaneous tissue?
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skin
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mucous?
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lines body cavities reviled to the outside of body
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serous
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lines the internal cavities of our body
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synovial
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in a joint, associated with synovial joints and fluid
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cartilage is vascular or avascular?
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avascular
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bone is vascular or avascular?
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vascular
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stratum basal is
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mitotic layer
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erector pili muscles contract when
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its cold
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keratin does what to the skin?
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waterproof
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where are merkle cells, keritinocytes, and langerhans located?
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epidermis
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what does the pacineans direct?
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pressure
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what is the protective layer on the outside of the bone?
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periosteum
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what is the thin layer on inside of bone?
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endosteum
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what makes up the axial skeleton?
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vertebra, ribs, and skull
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appendicular?
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clavical, scapula, and appendages
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