B1 test review practice

Question 1

What is a eukaryotic cell?

Answer 1

a cell or organism that has a nucleus. The eukaryotic cell has a nuclear membrane that surrounds the nucleus, in which the well-defined chromosomes are located.

Question 2

What is a prokaryotic cell?

Answer 2

single-celled organisms belonging to the domains Bacteria and Archaea. Prokaryotic cells are much smaller than eukaryotic cells, have no nucleus, and lack organelles. All prokaryotic cells are encased by a cell wall.

Question 3

What is the difference between prokaryotic and eukaryotic cells?

Answer 3

Eukaryotic cells contain membrane-bound organelles (such as the nucleus and mitochondria), while prokaryotic cells do not. DNA in eukaryotic cells is found inside the nucleus, while DNA in prokaryotic cells is located in the cytoplasm. Eukaryotic cells are generally larger and more complex than prokaryotic cells.

Question 4

Formula for maginfication

Answer 4

Magnification= size of image / real size of object