Prokaryotes and eukaryotes are similar in all of these aspects except A. having all four types of macromolecules.
B. the size of their cells.
C. having at least one cell.
D. the presence of DNA

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

The cluster of developing cells from conception until birth is called an