Aquatic organisms are unable to tolerate low pH conditions largely because acidic waters contain high concentrations of ________
Fill in the blank(s) with correct word
aluminum
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Polyproteins made from human viruses such as poliovirus must be ________ in order to yield the required functional units of the virus
A) able to interact with VPg proteins B) chemically modified with either glycolation or methylation C) post-translationally cleaved D) properly folded into secondary and tertiary structures
Genes from different organisms with similar sequences or open reading frames (ORFs) are called ________.
Fill in the blank(s) with the appropriate word(s).
Following ovulation, the follicle
A. becomes a secondary follicle containing a secondary oocyte. B. disappears immediately. C. becomes a vesicular or Graafian follicle. D. becomes a polar body. E. becomes the corpus luteum and produces sex hormones.
Two copies of each chromosome separate from each other ____
a. in germ cells b. during mitosis c. in somatic cell division d. during the S phase of the cell cycle e. to create a diploid cell