Which structure protects bacteria from being phagocytized?
A. capsule
B. slime layer
C. cell membrane
D. fimbriae
E. All of these choices are correct.
Answer: A
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Deep-sea vent communities are associated with volcanic ridges on the seafloor and cold-water seeps
Indicate whether the statement is true or false
When Frederick Griffith injected dead bacteria of the virulent S strain into mice, the mice
A. became ill but lived. B. died of blood poisoning. C. remained healthy. D. reproduced quicker.
The primary structure of a polypeptide is:
A) the three-dimensional structure of the protein B) the specific linear sequence of amino acids that constitutes the polypeptide chain C) the nucleotide sequence of the tryptophan tRNA D) the DNA sequence that encodes the protein
The connective tissue covering of the kidney is the
A. renal pelvis. B. renal fat pad. C. renal pyramid. D. renal capsule. E. renal sinus.