Helicase is a protein that breaks the hydrogen bonds between complementary strands of DNA to allow DNA replication to occur. What type of biomolecule
contains the code for making helicase?

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into

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.

According to this food web which of the following would be considered primary consumers