Identification and characterization of ova, trophozoites, and cysts of parasites is typically accomplished by direct microscopic evaluation of the clinical specimen.

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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BRCA1 and BRCA2 are considered to be tumor-suppressor genes because _____

A) they prevent infection by tumor viruses that cause cancer B) their normal products participate in repair of DNA damage C) the mutant forms of either one of these prevent breast cancer D) the normal genes make estrogen receptors E) they block penetration of breast cells by chemical carcinogens

Biology & Microbiology

When the concentration of a ligand is equal to the KD which of the following is true?

A. All of the receptors are bound to ligands. B. Half of the receptors are bound to ligands. C. All of the ligands and receptors are bound to each other. D. All of the ligands are bound to receptors. E. Half of the ligands are bound to receptors.

Biology & Microbiology

Large polymers are formed from smaller subunits

by what type of reaction?

a. oxidation b. reduction c. condensation d. hydrolysis e. decarboxylation

Biology & Microbiology

During the light-independent reactions of photosynthesis, 

A. glyceraldehyde-3-phosphate is produced. B. ADP is produced. C. NADP+ is produced. D. All of the choices are correct.

Biology & Microbiology