A(n) _____ is a molecule into which a radioisotope has been incorporated
a. compound c. salt
b. tracer d. acid
B
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In reproductive cloning, when a clone grows from a single cell to a full organism, the development happens through ________.
A. mitosis B. cloning C. surrogate growth D. meiosis
Although the FOXP2 amino acid sequence is highly conserved, humans have _____ amino acids that chimpanzees don't have. Moreover, individuals with mutations in this gene often have difficulty with _____
A. 2; speech and language B. 4; sight and speech C. 2; sight and speech D. 4; speech and fine motor control of the thumb E. 2; speech and fine motor control of the thumb
Which portion of the root allows it to sense water levels?
A. root endodermis B. root epidermis C. root hairs throughout the root D. root cap E. root vascular tissue
The main function of the inflammatory response is to
A) initiate the production of antibodies. B) remove contaminating microorganisms and initiate repair of damaged tissues. C) initiate T-cell-mediated immune responses. D) initiate the production of killer cells.