STR alleles differ by the number of copies of a set of nucleotides, such as AGA
a. True
b. False
Indicate whether the statement is true or false
True
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CD marker CD30 is commonly associated with ______.
Fill in the blank(s) with the appropriate word(s).
What is the portion of the cell cycle during which the chromosomes are invisible under the light microscope because they are not yet condensed?
A. Metaphase B. Anaphase C. Prophase D. Telophase E. Interphase
Microbes that use ammonium and nitrate as a source of electrons and CO2 as their sole source of carbon are said to be ________.
What will be an ideal response?
Cytokines
A. inhibit production of T and B cells. B. are soluble proteins that act as signaling molecules to stimulate white blood cells. C. are secreted by macrophages to stimulate the replication of cancer cells. D. repel neutrophils from the site of infection.