Biology Accuplacer Exam with Questions Solved 100% Correct| Verified Answers
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Course
Biology
Institution
Biology
Biology Accuplacer Exam with Questions
Solved 100% Correct| Verified Answers
What happens during prophase? - ANSWER Chromosomes condense and become visible, the
nuclear envelopes breaks down and spindle fibers start to emerge from the centrosomes
What happens during metaphase? - ANSWER The chro...
Biology Accuplacer Exam with Questions
Solved 100% Correct| Verified Answers
What happens during prophase? - ANSWER Chromosomes condense and become visible, the
nuclear envelopes breaks down and spindle fibers start to emerge from the centrosomes
What happens during metaphase? - ANSWER The chromosomes line up down the middle of
the cell and each sister chromatid is attached to a spindle fiber
What happens during anaphase? - ANSWER The sister chromatids are puled toward opposite
poles of the cell
What happens during telophase? - ANSWER The chromosome arrive at opposite poles of the
cell and begin to decondense, a nuclear envelope behind to develop around the chromosomes
What happens during cytokinesis? - ANSWER A cleavage furrow separates the two daughter
cells.
What does mitosis result in? - ANSWER Two daughter cells that are identical to the parent cell
(46 chromosomes each)
Biology - ANSWER The study of living
Protein Building Blocks = - ANSWER Amino Acids - Peptide Bonds
Primary Protein Structure - ANSWER Sequence of amino acids
Secondary Protein Structure - ANSWER Local folding
, Tertiary Protein Structure - ANSWER Unique 3-dimensional folded shape of the protein
Quaternary Protein Structure - ANSWER Formed from several polypeptides of subunits
Function of Proteins - ANSWER Structure, regulations, transport enzymes
Denaturation - ANSWER Protein structure changes losing its shape and proper
function, temperature, pH, or chemical exposure
Vesicles - ANSWER Membrane bound sacs that store and transport materials
What does the rough endoplasmic reticulum do? - ANSWER Modifies proteins
What does the smooth endoplasmic reticulum do? - ANSWER Synthesizes carbohydrates, lipids,
and steroid hormones
Golgi apparatus - ANSWER Sorts and packages proteins
Cytoskeleton - ANSWER A network of protein fibers that help maintain the shape of the cell
and secure organelles in the specific positions
Cilia - ANSWER Short hair like projections from the plasma membrane that moves studs past
the cell
Tight Junctions - ANSWER Proteins that hold cells against each other preventing materials from
leaking between cells
Gap Junctions - ANSWER Channels between adjacent cells that allow for transport of ions,
nutrients and other substances needed for communication
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