How do carnivorous animals obtain energy from cellular respiration if their diet is low in carbohydrates? A) eating continuously,
b) converting amino acids into fatty acids,
c) ingesting very fat animals from time to time,
d) converting protein directly into ATP, bypassing the Krebs cycle,
e) all of the above.

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

When a cell is in a solution that has the same concentration of water and solutes as its cytoplasm, the cell is said to be in a(n) solution. a. isotonic b. hypotonic c. hypertonic b. facilitated