Genetic imprinting is caused by ____
a. insertion of a nucleotide into an exon
b. deletion of an amino acid from the mRNA strand
c. a frameshift mutation
d. epigenetic changes to DNA
e. a change in a termination codon
d
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The development of glomerulonephritis is a problem that may be encountered by patients infected with:
a. E. faecalis. b. S. pneumoniae. c. S. pyogenes. d. S. agalactiae.
Photosynthetic organisms are essential for limiting the damage done by global warming because they
____.
a. move carbon from the atmosphere to living organisms b. move carbon from the soil to the atmosphere c. move carbon from the atmosphere to the soil d. produce oxygen e. sequester carbon in geologic sediments
Transgenic salmon:
A) carry a version of the growth hormone gene that functions year-round, instead of primarily in the summer. B) have a greater resistance to viruses than wild salmon. C) are able to eat a wider variety of foods than wild salmon. D) show an increase in growth rate relative to wild salmon, but the increase was less than scientists expected. E) represent an experiment in genetic engineering that failed.
True or False: Fermentation of compounds results in the production of many by-products, but the major purpose is actually to oxidize NADH to NAD+ so that another round of glycolysis can occur and more ATP is generated
a. TRUE b. FALSE