Gentamicin is an antibiotic that inhibits _______.
A. protein synthesis
B. cell wall synthesis
C. folic acid synthesis
D. DNA synthesis
A. protein synthesis
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A waxy cuticle helps land plants ______________
a. conserve water c. reproduce b. take up carbon dioxide d. stand upright
Trisomy 21, or Down syndrome, occurs when there is a normal diploid chromosomal complement but one (extra) chromosome 21. Although fertility is reduced in both sexes, females have higher fertility than males. Van Dyke et al
(1995; Down Syndrome Research and Practice 3[2]:65—69 ) summarize data involving children born of Down syndrome individuals. Given the fact that conceptuses with 48 chromosomes (four chromosome 21's) are not likely to survive early development, what percentage of surviving offspring would be expected to have Down syndrome if both parents have Down syndrome? A) One-half of the surviving offspring would be expected to have Down syndrome. B) All the children would be expected to have Down syndrome. C) One-third of the surviving offspring would be expected to have Down syndrome. D) None of the surviving offspring would be expected to have Down syndrome. E) Two-thirds of the surviving offspring would be expected to have Down syndrome.
Erythropoietin, a hormone secreted by the liver, stimulates red blood cell production in the bone marrow
Indicate whether the statement is true or false
You isolate a new bacterium from soil with a revolutionary new culture technique. You are interested in sequencing the genome of this organism using the whole-genome, or shotgun, sequencing approach
Of the following choices, what would be the best way to prepare the genomic DNA for sequencing? A) digestion with HpaI (CCGG) B) digestion with BamHI (GGATCC) C) digestion with EcoRI (GAATTC) D) digestion with NotI (GCGGCCGC) E) digestion with EcoRI, BamHI, and HpaI