1. What stage of cell respiration is being shown here?

2. Which molecule has higher energy: ADP or

ATP?

3. What do cells use ATP for?

4. When four hydrogen atoms bind with oxygen

and four electrons, what molecule is created?

5. Count the number of hydrogen ions, oxygens,

and electrons on both sides of the equation

shown. Are they the same?

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.

Where can dna be found in a prokaryotic cell

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.