During active transport, a carrier protein acts as a

What will be an ideal response?


pump that causes a substance to move against its concentration gradient.

Biology & Microbiology

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Analysis of the number of target molecules in the original clinical specimen can be determined using which of the following molecular techniques?

a. Arbritary Primed PCR b. Peptide Nucleic Acid (PNA) FISH c. Nested PCR d. Quantitative PCR

Biology & Microbiology

Which of the following is false regarding

hemoglobin? a. It is a protein. b. It is a pigment. c. It has the same function in mollusks, annelids, and some crustaceans as it has in humans. d. Annelid hemoglobin is a smaller than human hemoglobin. e. It is comparable in function to hemocyanin.

Biology & Microbiology

Which of the following statements regarding the endomembrane system is false?

A) The endomembrane system is involved in the synthesis, storage, and export of important molecules. B) The endomembrane system includes the rough and smooth endoplasmic reticulum. C) The endomembrane system includes the nuclear envelope. D) The endomembrane system is a system of interrelated membranes that are all physically connected.

Biology & Microbiology

Among Haemophilus influenzae strains, group designations (e.g., type b) are based on:

a. flagellar antigens. b. capsular characteristics. c. cell wall antigens. d. infectious capabilities.

Biology & Microbiology