What is the function of stomata?
A) water absorption
B) Calvin cycle
C) location of photosystems
D) gas exchange
D
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Which of the following diseases is (are) caused by prions?
A. Mad cow disease B. Kuru and Creutzfeldt-Jakob Disease C. Scrapie D. All of the choices are correct.
What level of protein structure, characterized by coils and folds, results from hydrogen bonding between carboxyl and amino groups of the polypeptide chain?
A. primary B. secondary C. tertiary D. quaternary E. both secondary and quaternary
____ introduce(s) new genetic combinations of
alleles into the chromosomes.
a. Independent assortment in meiosis I b. Crossing over in meiosis II c. Breeding between the dominant individuals in the population d. Breeding between the recessive individuals in the population e. More than one of these
what is the mode of action for quinolones and metronidazol?
What will be an ideal response?