Within Archaea and Bacteria, one megabasepairs of DNA encode about ________ open reading frames
A) 10
B) 100
C) 1,000
D) 10,000
Answer: C
You might also like to view...
Enrichment cultures can be established by placing the inoculum into selective media and incubating under specific conditions
Indicate whether the statement is true or false.
Dinoflagellates, apicomplexans, and ciliates are placed in the clade Alveolata because they all
a. have flagella or cilia. b. are parasites of animals. c. are found exclusively in freshwater or marine habitats. d. have mitochondria. e. have membrane-bounded sacs under their plasma membrane
What is the total magnification of a specimen viewed with a 10x ocular lens and a 45x objective lens?
A) 4.5x B) 10x C) 45x D) 100x E) 450x
Iodine can be complexed with an organic carrier to form water-soluble, stable complexes called ________, which release iodine slowly and eliminate skin burns and irritation associated with iodine use.
A. iodochromes B. tinctures C. iodophors D. iodides