cell

Examine the cell diagrams shown. Which of the following choices identifies the eukaryotic cell for the correct reason?

• Cell A, because it is a single cell
• Cell A, because a nuclear membrane contains the cell’s DNA
• Cell B, because it is much smaller
• 
  Cell B, because it contains genetic material

Plants have a large ______________ for storing water.

• mitochondria

• nucleus

• vacuole

• golgi body

_________________ is the study of life.

• Cytology

• Physiology

• Biology

• Anatomy

All prokaryotes are single-celled organisms. Compare prokaryotes and eukaryotes. Select the characteristics that only apply to prokaryotes.

• These cells have DNA in a region called the nucleoid

• Some of these cells have structures like flagella and microvilla

• These cells have cell walls made of polypeptides and polysaccharides

• These cells have cell walls made of cellulose

• These cells have DNA contained in a nucleus

The part of the cell that contains the living substance of the cell, excluding the nucleus, is the _____.

• nucleus

• cell membrane

• cytoplasm

• cell wall

The spherical object within a cell that controls its activity is the _____.

• mitochondria

• nucleus

• ribosome

• membrane

Schleiden and Schwann believed _____.

• that organisms were the basic unit of life

• that both cells and organisms were basic units of life

• that the questions of the basic unit of life were too abstract to answer

• none of the above

When viewing a cork through his homemade microscope, Robert Hook discovered small compartments that he called _____.

• boxes

• cells

• prokaryotes

• eukaryotes

The main site for synthesis of lipids

• RER

• SER

• Golgi apparatus

• Lysosomes

The term Cell was coined by

• Robert Hooke

• Robert Brown

• JE Purkinje

• AV Leeuwenhoek