Choose the One Most Appropriate Response for Each

question 39

Multiple Choice

Choose the one most appropriate response for each.
-Centrosome

• A)Stage when chromosomes are loosely spread out and invisible under a light microscope
• B)Final phase of mitosis; daughter nuclei re-form
• C)Duplicated during prophase and moves to opposite sides of the cell
• D)Chromosomes condense and mitotic spindle begins to form
• E)Chromosomes line up at spindle equator
• F)Sister chromatids separate and move to opposite spindle poles
• G)Form the mitotic spindle
• H)Half of a chromosome in prophase
• I)In pairs in some eukaryotic cells; move to poles during spindle formation

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Definitions:

Antibiotic Medium

A growth medium infused with antibiotics used in laboratory settings to select for or against microorganisms sensitive to the specific antibiotics.

Human DNA Fragments

Short sequences or pieces of human deoxyribonucleic acid (DNA) that result from breaking the molecule into smaller components.

Plasmids

Small, circular, double-stranded DNA molecules found in bacteria and some other organisms, capable of independent replication and often used in genetic engineering.

Polymerase Chain Reaction

A laboratory technique used to amplify DNA sequences, making millions of copies of a specific DNA segment.