Treating infections with gram-positive bacteria requires different drugs than those used to treat gram-negative bacteria.
a. true
b. false
Ans: a. true
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Discuss the concept and consequences of built-in redundancy as it applies to amino acid sequences, and include an example
What will be an ideal response?
All of the following are consistent with the law of conservation of matter EXCEPT:
a. there is no such thing as waste. b. matter is neither created nor destroyed but it can change form. c. any matter that is dangerous to living things is quickly biodegraded into a harmless form. d. one organism's waste matter is taken up by another organism and reused.
Which is a method of avoiding phagocytosis?
A) Producing fimbriae B) Inducing endocytosis C) producing toxins D) inducing TNF E) Producing iron-binding proteins
Evolutionary adaptations that help diverse animals directly exchange matter between cells and the environment include _____
A) a gastrovascular activity, a two-layered body, and a torpedo-like body shape B) an external respiratory surface, a small body size, and a two-cell-layered body C) a large body volume, a long, tubular body, and a set of wings D) an unbranched internal surface, a small body size, and thick covering