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TLS Online TPP Program

#Question id: 349

Increased atmospheric CO2 concentrations might have what effect on seawater?

#XL - S Microbiology

  1. Seawater will become more alkaline, and carbonate concentrations will decrease.

  2. There will be no change in the pH of seawater, because carbonate will turn to bicarbonate.

  3. Seawater will become more acidic, and carbonate concentrations will decrease.

  4. Seawater will become more acidic, and carbonate concentrations will increase.

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TLS Online TPP Program

#Question id: 1723

#XL - Q Biochemistry

Which of the following statements is the single best description of the location where adaptive immune responses arise?
TLS Online TPP Program

#Question id: 1724

#XL - Q Biochemistry

Which of the following statements is the single best defining characteristic of a follicular dendritic cell (FDC)?
TLS Online TPP Program

#Question id: 1725

#XL - Q Biochemistry

What is the single cell type most characteristically associated with the mucosa-associated lymphoid tissue (MALT)?
TLS Online TPP Program

#Question id: 1726

#XL - Q Biochemistry

What is CD8 a marker of?
TLS Online TPP Program

#Question id: 1727

#XL - Q Biochemistry

Which of the following statements is TRUE of CD4?
TLS Online TPP Program

#Question id: 1728

#XL - Q Biochemistry

Which of the following is characteristic of B- but not T-cells?