Q: Answer the question

A single prokaryotic cell can divide several times in an hour. Few eukaryotic cells can divide as quickly. Which of the following statements best explains this difference?
OPTIONS:
- Eukaryotic cells are smaller than prokaryotic cells.
- Eukaryotic cells have less DNA than prokaryotic cells.
- Eukaryotic cells have more cell walls than prokaryotic cells.
- Eukaryotic cells are more structurally complex than prokaryotic cells.

A: Eukaryotic cells are more structurally complex than prokaryotic cells.

Q: Answer the question

It is necessary to add a day to the calendar every four years because
OPTIONS:
- the axis of Earth is tilted.
- the gravitational pull of the Sun affects Earth's revolution.
- the revolution of Earth is not exactly 365 days.
- the Moon crosses the orbit of the Sun every 28 days.

A: the revolution of Earth is not exactly 365 days.

Q: Answer the question

Which of the following allows a cell to become specialized?
OPTIONS:
- location of the cell in the body
- function of the cell in the body
- different patterns of gene expression
- different combinations of genes in the nucleus

A:
different patterns of gene expression