How does the cell construct proteins from RNA sequences?
a. transcription
b. hydrogen bonds
c. splicing
d. translation
e. crossing-over
D
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________ is the transfer of recombinant DNA into an individual's body in an attempt to correct a genetic defect
a. Gene therapy b. Polymerase chain reaction c. DNA sequencing d. Recombinant DNA e. In vitro fertilization
Woolly adelgids are insects that were accidentally brought to the United States from Japan. How have they impacted the ecosystems here in the United States? Select all that may apply.A) They infect hemlock trees, causing their quick deaths.B) Less dense shrubs replace dead hemlocks, reducing soil moisture and temperature.C) Amphibians are displaced because of soil moisture and temperature changes.D) Mature trees replace hemlocks, increasing shade cover to the underbrush below.E) As soil moisture and temperature changes, amphibian diversity increases.
What will be an ideal response?
Three of the ten glycolysis enzyme reactions are not simply reversed in gluconeogenesis and require different enzymes because
A) these three glycolytic enzymes cannot catalyze the reaction in the reverse direction under any circumstances. B) these three glycolytic steps are the most highly exergonic and thermodynamically difficult to reverse. C) NAD+ needs to be generated from NADH at each of these three steps. D) all three steps require hydrolysis of ATP for gluconeogenesis. E) these three glycolytic enzymes are not present in the cells performing gluconeogenesis.
Large external polysaccharides are degraded by bacteria and archaea using ________ ________, which they secrete outside the cell.
Fill in the blank(s) with the appropriate word(s).