Which of the following treatments is not used to kill bacteria?

A) Heat
B) UV radiation
C) Gamma radiation
D) Drying
E) All these methods are commonly used to kill bacteria.


Ans: D) Drying

Biology & Microbiology

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In Morgan's experiments, the white eye allele in Drosophila was shown to be  

A.  located on the X chromosome. B.  located on the Y chromosome. C.  dominant. D.  located on an autosome. E.  codominant.

Biology & Microbiology

Moistening and lubrication of food occurs in

the human a. mouth. b. esophagus. c. stomach. d. duodenum. e. jejunum

Biology & Microbiology

If a trait is X-linked recessive, who would express the trait?

A) females homozygous for the dominant allele and males hemizygous for the recessive allele B) heterozygous females and males hemizygous for the dominant allele C) females homozygous for the recessive allele and males hemizygous for the recessive allele D) females homozygous for the recessive allele and males hemizygous for the dominant allele E) the same proportions of females and males

Biology & Microbiology

Among the cultural behaviors observed in wild chimpanzees is

A. stone tool making B. termite fishing C. lemur hunting D. All of the above

Biology & Microbiology