The human medulla is actually quite variable, ranging from continuous to completely absent.
a. true
b. false
Ans: a. true
Biology & Microbiology
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DNA contains two identical polynucleotide chains
a. True b. False Indicate whether the statement is true or false
Biology & Microbiology
Salt marshes differ from estuaries in that the freshwater input in salt marshes is from a single source.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Aflatoxins are planar, ringed compounds that interact with DNA by ________ and cause frameshift mutations.
A. rearrangement B. deletion C. substitution D. intercalation
Biology & Microbiology
Which of the following symptoms of trichinosis is most indicative of this disease?
A. Shortness of breath B. Eosinophilia C. Puffiness around the eyes D. Abdominal pain
Biology & Microbiology