Unicellular vs Multicellular
Organelles
Cell Membrane
Cell Transport
Cell Signaling
100

Which is more complex? Prokaryotes or Eukaryotes?

Eukaryotes 

100

Which organelle is responsible for making energy (ATP)?

Mitochondria

100

What is the job of the cell membrane?

Let substances in and out of the cell

100

What are the two broad categories of cell transport?

Passive and Active Transport

100

Signaling molecules are called ligands and they bond to a ____________.

Receptor 

200

in single celled organisms, materials are stored in what organelle? 

Vacuole 

200

Which organelle is responsible for making proteins?

Ribosomes 

200

What does semipermeable mean?

allowing certain substances to pass through it but not others

200

Which type of transport goes from a high concentration to a low concentration. (down a gradient)

Passive Transport

200

Describe the importance of the receptors shape in cell signaling. 

If the receptor is not the correct shape for the signaling molecule, the signal will not be sent. 

300

Single celled organisms rely on ___________ to maintain homeostasis because they only have one cell.  

Organelles 

300

Which body system is similar to the cell membrane? 

Respiratory System (lets gas in and out)

Other answers 

300

What are the two parts of a phospholipid. Which part is hydrophobic and which part is hydrophilic? 

Head - Hydrophilic

Tail - Hydrophobic 

300

Name the three types of passive transport 

Simple diffusion

Facilitated Diffusion

Osmosis

300

What are the two ways a signal can be sent through the body? 

Nervous system and bloodstream 

400

Give an example of an organelle and the body system it is most similar to. 

Answers will vary 

400

Which organelles are found in plant cells but not animal cells? (there are three) 

Cell wall

Chloroplast

Central vacuole 

400

What are the four parts that make up the cell membrane?

Phospholipids

Proteins

Cholesterol

Carbohydrates

400

What is the difference between endocytosis and exocytosis? 

Endocytosis - taking up large materials into the cell using energy

Exocytosis - releasing large materials out of the cell using energy 

400

What initiates cell signaling in the body? 

Stimulus - environment 

500

What are the levels of organization in the human body, starting from the smallest then moving to the largest. 

Organelles - cells - tissues - organ - organ systems - organism 

500

Name three organelles and their function 

Answers will vary

500

Describe what is meant by the fluid mosaic model of the cell membrane. 

Fluid - moves around and isn't static

Mosaic - made of many different parts 

500

Describe what happen to a cell when placed in a isotonic, hypotonic, and hypertonic solution. 

Iso - stays the same

hypo - cell grows 

hyper - cell shrinks 

500

What molecules inside of the cell help relay the message from the cell signal? 

Proteins