We can learn about the climate of different periods throughout history by studying what aspect of the bubbles trapped in ice core samples?
A) The temperature of the air inside the bubbles
B) The average volume of the bubbles
C) The levels of different gases in the bubbles
D) The average pressure of the air inside the bubbles
Answer: C) The levels of different gases in the bubbles
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[Knowledge; Easy] The covalent modification most critical to the insulin signaling pathway is:
A. phosphorylation. B. methylation. C. acetylation. D. ubiquitination.
During transcription, _____
a. non-coding sequences are removed from the RNA transcript b. regulatory proteins attach to the DNA at the promoter site c. DNA polymerase assembles RNA nucleotides d. the entire DNA strand opens up for complete gene transcription e. tRNA brings nucleotides to the DNA strand
Clams and oysters are:A
detritivores. B. herbivores C. omnivores. D. carnivores. E. filter feeders
What is a positive result for the starch, casein, and gelatin hydrolysis test (i.e., what would you see on the plate/in the tube if the organism had extracellular enzymes to break down these macromolecules?)
What will be an ideal response?