SI Final Exam

The cell theory is...

• All living organisms are composed of at least one cell.

• building blocks of life. All cells come from

• All of the above

• Cells arise only from previously existing cells.

Where in the cell does cell respiration occur?

• chloroplast 
• central vacuole 
• mitochondria
• cell membrane

Which of the following is found in plant cells but not in animal cells? 

• Cytoplasm
• Mitochondria
• Cell Wall 
• Ribosomes 

Which part of the cell is often called "the brain of the cell"?

• nuclear membrane
• endoplasmic reticulum
• nucleus
• mitochondria

Which organelle uses energy from sunlight to make sugar?

• mitochondria
• nucleus
• chloroplasts
• vacuoles

A mite lives in the base of the eyelashes of people who use mascara. It feeds on the mascara; it does not seem to harm people. What type of symbiotic relationship is this?

• mutualism
• commensalism
• parasitism
• predation

True or False: The main function of a lipid is to store energy.

• True

• False

Match the following

• Soln w/ higher concentration of solutes than cytoplams

• Hypertonic

• Soln w/ lower concentration of solutes than cytoplasm

• Hypotonic

• Soln. w/ same concentration of solutes as cytoplasm

• Isotonic

Match the following

• Organelle has it's own DNA stored in it

• Cell membrane

• Oraganelle that seperates the interior of the cell from the outside

• ribosome

• all organelles are contained in it

• mitochondria

• Organelle that is a protein factory

• a phospholipid bilayer

• Organelle functions to package and deliver proteins

• golgi bodies

What is the complementary strand of the DNA sequence ATA GCC AGC AAG? (Include spaces)