Which of the following statements describes proteobacteria?
a. Gram-negative and includes the purple bacteria
b. Gram-negative and includes the green bacteria
c. Gram-positive and includes the purple bacteria
d. Gram-positive and includes the green bacteria
e. Gran-neutral and includes the green bacteria
A
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The lower respiratory tract has a normal microbiota.
Answer the following statement true (T) or false (F)
Proteins made on ribosomes may be further modified within the:a
lysosomes. b. nucleus. c. mitochondria. d. Golgi complex. e. peroxisomes.
In all animal species:
a) females provide equal or more parental care than do males. b) males have greater variation in number of offspring than do females. c) development of the fetus after fertilization takes place inside the female. d) the average number of offspring for males and females is the same. e) None of the above is true; there are no universal statements that can be made about mating systems in all animal species.
Louis Pasteur demonstrated that fermentation to produce alcohol is caused by
A) aerobes. B) facultative anaerobes. C) obligate parasites. D) archaea. E) prokaryotes.