If you were designing a new insecticide absorbed via the respiratory system in arthropods, the killing chemical would enter the invertebrate through the

A. epidermis.
B. tracheae.
C. alveoli.
D. bronchioles.
E. gills.


B. tracheae.

Biology & Microbiology

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Methanogens that use methyl-CoM for biosynthesis use ________ as a substrate

A) acetate B) carbon monoxide C) methane D) methanol

Biology & Microbiology

In their experiments to determine the transforming principle, Avery, MacLeod, and McCarty used

enzymes that break down ____.

a. protein, DNA, and RNA b. protein and RNA c. DNA d. protein, lipids, and RNA e. lipids and DNA

Biology & Microbiology

A microbe resistant to a variety of different antimicrobials is said to have (cross/drug/multiple) resistance

What will be an ideal response?

Biology & Microbiology

Please match the description to the correct group of microorganisms. Minute acellular particles that parasitize cells

A) Algae B) Viruses C) Bacteria D) Protozoa E) Fungi F) Helminths

Biology & Microbiology