SNC2D-Biology

Contains instructions for everything the cell does

• cell wall

• cell membrane

• vacuole

• nucleus

In what phase of the cell cycle does DNA replication take place?

• G1
• S
• G2
• M

DNA is replicated during the ______ phase of the cell cycle.

• G₁
• Synthesis
• G₂
• G₀

How many chromosomes are normally found in human body cells?

• 46

• 23

• 26

• 44

A cell that has not yet differentiated is called a ______

• baby cell

• stem cell

• unknown cell

What is the levels of organization from most complex to simplest?

• organism, tissue, system, cell, organ

• cell, tissue, organ, system, organism

• organism, system, organ, tissue, cell

• cell, system, organ, tissue, organism

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi
• lungs
• oxygen
• alveoli

Cytokinesis is the creation of two identical cells called _____.

• children cells
• new cells
• daughter cells
• son cells

• Cytokinesis
• Interphase
• Anaphase
• Metaphase