MICR Utep 2330 Exam 2

Aflatoxins...

• Are produced by Aspergillus.

• Are possible carcinogens.

• May be in peanuts.

• Are toxins.

• All of the choices are correct.

Capsids are composed of..."PROTIEN."

• True.

• False.

Tags

NGSS.HS-LS1-1

Irradiation of cells with ultraviolet light may cause..."THYMINE DIMERS."

• True.

• False.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

The DNA enzyme that cuts DNA at specific sits is called..."RRESTICTION ENDONUCLEASE".

• True.

• False.

In addition to lysis, animal viruses may exit the host cell by..."BUDDING".

• True.

• False.

Tumors are caused by these viruses..."ANIMAL VIRUSES ONLY".

• True.

• False.

Which techniques(s) is/are used to help identify and classify bacteria?

• Microscopic examination.

• Culture characteristics.

• Biochemical tests.

• Nucelic acid.

• All of the above.

All of the following are directly involved in translation, except..."Promoter."

• True.

• False.

The first amino acid in virtually all proteins in bacteria is..."METHIONINE".

• True.

• False.

Chemical mutagens that mimic the naturally occurring bases are called..."BASE ANALOGS."

• True.

• False.