Bacterial plasmids and artificial chromosomes are used as ________ to insert foreign DNA into host cells and create recombinant genomes.

A. vectors
B. clones
C. subunits
D. endonucleases


Answer: A

Biology & Microbiology

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Which of the following is TRUE of fetal circulation?

a. The allantois carries fetal blood to the placenta. b. Fetal hemoglobin binds oxygen more easily than the adult form. c. Fetal blood mixes with maternal blood to ensure proper gas exchange. d. Blood flow into the lungs is 50% of adult flow. e. The liver, heart and lungs receive the majority of blood flow.

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The major classes of antibody molecules are called antigen-globulins

Indicate whether the statement is true or false

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Which of the following is NOT among the coping resources listed in your text?

A. Religious commitment B. Money C. Social skills D. Health and exercise

Biology & Microbiology

The full complement of DNA found in a cell of your body constitutes your:

A) non-coding sequences. B) genetic code. C) coding sequences. D) genome.

Biology & Microbiology