In bacteria, the cell wall is composed mainly of
a. peptidoglycans.
b. lipids.
c. glycoproteins.
d. proteins.
e. various polysaccharides.
A
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What produces genetically unique daughter cells?
A. Meiosis B. Mitosis C. Both of these D. Neither of these
Which of the following is NOT part of the response of an airway to specific allergens that initiate an asthmatic response?
A) increased inflammatory response B) increased airway resistance C) increased secretion of mucus D) increased histamine release E) increased release of corticosteroids
Choose the function in column 2 that best matches each item in column 1
A) RNA involved in X chromosome inactivation B) genes that are transcribed and translated continually in a cell C) RNA that directs Cas proteins to complementary DNA D) RNA that combines with the RNA-induced silencing complex (RISC) E) sequences that, when methylated, can silence gene expression F) common transcriptional control mechanism for prokaryotic biosynthetic pathways G) distal control elements involved in transcriptional regulation H) RNA sequences that bind small molecules I) proximal control elements involved in transcriptional regulation J) transcription factors that control transcription of developmentally important genes 1) siRNA 2) homeotic proteins 3) Xist RNA 4) end-product repression 5) silencers and enhancers 6) riboswitches 7) crRNA 8) constitutive genes 9) CpG islands 10) GC and CAAT boxes
Vitamins classified as antioxidents
What will be an ideal response?