________ are formed by certain bacteria that convert iron to magnetite; these structures are of interest to ________ because they are despite the fact that they are perfectly formed despite the fact they are only tens of nanometers in diameter.
What will be an ideal response?
Magnetosomes; nanotechnologists, magnetosomes; nanotechnologists
Biology & Microbiology
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During bacterial conjugation, bacterial DNA with different alleles are transferred. Bacteria use a long
tubular structure called a ____ to obtain differing alleles.
a. metabolic pilus b. asexual pilus c. flagellum d. cilia e. sex pilus
Biology & Microbiology
Trace elements are not important elements for living organisms
Indicate whether the statement is true or false
Biology & Microbiology
Lymphocytes called __________________ secrete antibodies.
A. plasma cells B. T cells C. helper T cells D. natural killer cells
Biology & Microbiology
Which of the following contains the testes?
a) epididymis b) Mesentery b) prostate d) scrotum
Biology & Microbiology