A(n) ________, consisting of a piece of DNA or RNA and a protein coat, is a microorganism that requires the use of another organism’s cells to grow and divide.
Fill in the blank(s) with the appropriate word(s).
virus
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An 8-year-old boy was evaluated for mental retardation. Additional findings included microcephaly, ataxic gait, epilepsy, and inability to talk. The boy had a happy expression on his face
Chromosomal studies revealed deletion of q11–13 of chromosome 15 . Neither of his parents and none of his siblings showed similar signs of the disease. This disease is an example of A. autosomal dominant inheritance B. autosomal recessive inheritance C. x-linked dominant inheritance D. genetic imprinting E. mitochondrial inheritance
It is a myth that boredom is a risk factor for drug use.
Answer the following statement true (T) or false (F)
The most common antioxidant vitamins are C, E, and beta-carotene
Indicate whether the statement is true or false
The factor that "turns on" genes to promote the production of mRNA is called a
A. DNA transcriber B. myonuclei C. transcriptional activator D. mRNA transducer