Which body defense is neutralized by the type III secretion system of Yersinia pestis?

A. Antibodies
B. Complement
C. Phagocytes
D. TH cells
E. Cytotoxic T cells


Answer: C

Biology & Microbiology

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Which of the following correctly lists the six most abundant elements found in living organisms?

A. carbon, hydrogen, oxygen, nitrogen, phosphorus, sulfur B. water, carbon, oxygen, nitrogen, phosphorus, sulfur C. water, carbon, hydrogen, oxygen, nitrogen, salt D. carbon, hydrogen, oxygen, carbon dioxide, nitrogen, salt

Biology & Microbiology

Phragmoplast formation occurs in animal cells near the mid-body.

a. true b. false

Biology & Microbiology

Insulin directly affects the

a. secretion of saliva. b. storage of proteins. c. secretion of pancreatic juices. d. metabolism of glucose. e. utilization of fat reserves.

Biology & Microbiology

Breakdown products of free fatty acids that are used by muscles as a source of energy during the fasting phase

What will be an ideal response?

Biology & Microbiology