Which of the following statements is TRUE? O a. Synergists help the muscle contract and anatagonists stretch opposing muscles
b. The origin is the movable bone that the muscle is attached to
Muscles are made of bundles of muscle fascidles called muscle beri
d. Cardiac muscle is multi-nucleated and strate
e Smooth muscle has intercalated disc

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.

In meiosis ii during anaphase ii which structures separated homologous chromosomes or sister chromatids

We can be sure that a mole of table sugar and a mole of vitamin c are equal in their 1) mass in daltons. 2) mass in grams. 3) number of molecules. 4) number of atoms. 5) volume.