The mechanism for the spread of long interspersed nuclear elements (LINEs) involves some unique features, including _____

A) translation in the cytoplasm of an mRNA that was synthesized in the nucleus
B) the nuclear localization of RNA polymerase
C) the transport of mRNA from the cytoplasm to the nucleus
D) the use of an enzyme that cuts DNA
E) the use of RNA polymerase to transcribe an mRNA


Answer: C

Biology & Microbiology

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Which of the following is the functional unit of skeletal muscle?

a. sarcolemma b. myofilament c. sarcomere d. myofibrils

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Which of the following is one of Chargaff’s

rules about DNA structure?

a. phosphate groups are connected to sugars by covalent bonds b. base pairs connect to each other by hydrogen bonds c. the amounts of adenine and thymine are the same as are the amounts of cytosine and guanine d. the DNA molecule forms into a double helix e. the strands in a DNA molecule run in opposite directions

Biology & Microbiology

Skeletal muscle is considered ________ muscle because conscious control can be exercised over its movement

Fill in the blank(s) with correct word

Biology & Microbiology

DNA isolated from Aspergillis has an adenine content of 25%. Based upon this information, what is the %G + %C within the Aspergillis DNA?

A) 0% B) 25% C) 50% D) 75% E) The answer cannot be determined from this information.

Biology & Microbiology