What oxidizing agent can be used to disinfect wounds as well as nonliving surfaces

What will be an ideal response?


hydrogen peroxide

Biology & Microbiology

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A reflex arc differs from other responses to stimuli in that ____________________

a. it occurs without processing within the brain b. no neurons are required to bring about the response c. it involves a lot of integration and signal generation in the brain d. motor neurons are typically not activated

Biology & Microbiology

Which fossil is the earliest known bird with a beak? a. All of these had beaks

b. Sinosauropteryx c. None of these had a beak. d. Confuciusornis e. Archaeopteryx

Biology & Microbiology

Which of the following choices represents the correct

sequence? a. microspores >>> meiosis >>> gametophyte >>> sperm b. meiosis >>> microspores >>> gametophyte >>> sperm c. gametophyte >>> meiosis >>> megaspores >>> eggs d. meiosis >>> gametophyte >>> megaspores >>> eggs e. gametophyte >>> mitosis >>> megaspores >>> eggs

Biology & Microbiology

Which of the following statements about HIV is false?

a. HIV infection results in a dramatic decline in the helper T cell population. b. The first cells targeted by HIV are dendritic cells. c. Cytotoxic T cells are the main cells that attack HIV. d. Dendritic cells transport HIV from the mucosa to the lymph nodes. e. HIV attaches to the CD4 component of TH cells.

Biology & Microbiology