Microscopic examination of a bacterial culture reveals a variety of curved, motile bacterial cells. What genera could be suspected at this point?
> Vibrio
> Campylobacter
> Helicobacter
> Escherichia
> Salmonella
> Vibrio
> Campylobacter
> Helicobacter
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Which disease is an example of an emerging disease?
a. Influenza b. H5N1 c. Genital warts d. Mumps e. Measles
A composite organism consisting of a fungus
with either a cyanobacterium or green alga as a partner is called a
a. mycorrhiza. b. rust. c. lichen. d. mycelium. e. chytrid.
Which of the following statements is correct regarding chromosomes?
A) Chromosomes are strands of DNA, tightly wrapped up, that are located everywhere in the cell. B) Chromosomes are strands of RNA, tightly wrapped up, that are in the cytoplasm. C) Chromosomes are strands of DNA, tightly wrapped up, that are located in the nucleus. D) Chromosomes are strands of RNA, loosely wrapped up, that are located everywhere in the cell.
How many different types of gametes could an organism with the genotype AABbCc produce? Yes, that's correct!
a. 3 b. 4 c. 5 d. 6 e. 8