Unit 2 Review

How does the number of chromosomes in a human liver cell compare to the number of chromosomes in a human brain cell?

• The number of chromosomes in both cells is equal.
• The liver cell has fewer chromosomes than the brain cell.
• The liver cell has more chromosomes than the brain cell.
• The number of chromosomes in each cell type varies between individuals.

What is structure A?

• Nucleus
• Cell Membrane
• Cytoplasm
• Ribosomes
• Vacuole

What is structure G?

• Cell Membrane
• Cytoplasm
• Nucleus
• Ribosomes
• Vacuole

These tiny structures produce proteins.

• Ribosomes
• Cell membrane
• Cytoplasm
• Nucleus
• Vacuole

These structures produces ENERGY for the cell through cellular respiration

• Mitochondria
• Cell membrane
• Cytoplasm
• Nucleus
• Ribosomes

Which letter below identifies the Cell Wall?

• E
• A
• B
• C
• D

This is a picture taken using a microscope of onion root cells dividing. What must cells do before they divide?

• Grow and make a copy of their DNA
• Grow and make new ribosomes
• Dissolve their cell membrane and build a cell wall
• Make new ribosomes and build a cell wall

During interphase, which of the following events must occur in order for mitosis to proceed normally?

• photosynthesis
• DNA replication
• adaptation
• osmosis

Which phase is pictured below?

• interphase
• prophase
• metaphase
• anaphase

What is the correct order for the phases of mitosis?

• Metaphase, Anaphase, Prophase, Telophase
• Prophase, Anaphase, Telophase, Metaphase
• Telophase, Anaphase, Metaphase, Prophase
• Prophase, Metaphase, Anaphase, Telophase