Minutes Spent in Cell Cycle Phases The Data in the Table Were Obtained from a Study

question 41

Multiple Choice

Minutes Spent in Cell Cycle Phases
$$\begin{array} { | l | l | l | l | l | } \hline \text { Cell Type } & \mathbf { G } _ { \mathbf { 1 } } & \mathbf { s } & \mathbf { G } _ { 2 } & \mathbf { M } \\\hline \text { Beta } & 18 & 24 & 12 & 16 \\\hline \text { Delta } & 100 & 1 & 0 & 0 \\\hline \text { Gamma } & 18 & 48 & 14 & 20 \\\hline\end{array}$$
The data in the table were obtained from a study of the length of time spent in each phase of the cell cycle by cells of three eukaryotic organisms designated beta, delta, and gamma.
Which of the statements is the best explanation for the difference between time spent in S phase by beta and gamma?

• A) Gamma contains more DNA than beta.
• B) Beta and gamma contain the same amount of DNA.
• C) Beta cells reproduce by binary fission and gamma cells reproduce by mitosis and cytokinesis.
• D) Beta is a plant cell and gamma is an animal cell.