Biology Unit 1 Review

Cells

100

What are the 3 characteristics of the cell theory?

What is all cells come from existing cells, cells are the basic unit of life, all organisms are made from cells  .

200

Simple cells, no nucleus, and have a flagella 

What are prokaryotic cells?

300

Which organelle is responsible for packaging and transporting proteins within the cell?

What is Golgi apparatus?

400

What are the organizations of life?

cells > tissues > organs > organ systems > organism 

500

What do all cells try to maintain?

What is homeostasis

Properties of Water

100

This property of water allows for water to move together. 

What is cohesive?

200

Water is polar because... 

It has a positive and negative side H⁺ and O^-

300

When water molecules "wet" the hood of my truck by sticking to it, this is called _______. As opposed to this other property which allows the water to stick to each other____________. Careful, don't get the two terms mixed up.

What is adhesion and cohesion.

400

Lemonade, saltwater, fresh water and soup are all in common because.. 

Water is the universal solvent.

500

What are the five properties of water?

1. Water is cohesive, water is adhesive, water is a universal solvent, water is polar, and water has specific heat. 

Cellular Respiration

100

The products of cellular respiration

Glucose, oxygen and ATP 

200

C₁₀H₁₅N₅O₁₃P₃ 

What is the chemical formula for ATP?

300

The location of celleular respiration and photosynthesis?

Chloroplasts and Mitochondria

400

What is the difference between ATP and ADP? What is that process called? 

The # of phosphates, and this process is called hydrolysis.

500

Why are photosynthesis and cellular respiration often considered opposites?

One's products is used by the other (oxygen)

Macromolecules

100

The four macromolecules are..

What are Lipids, Carbohydrates, Proteins and Nucleic Acids

200

If enzymes are exposed to conditions they do not normally exist in, such as different pH levels or temperature, then they will ___________ which means____________.

What is to denature and change their shape.

300

triglycerides that have all single bonds between carbon atoms

What is what is saturated fats?

400

Which molecular features would best help you identify a carbohydrate by its structure?

The carbons are surrounded by Oxygens and Hydrogens

500

These two biomolecules have similar chemical structures consisting of mainly H's, C's and O's. But one of them has a 1:2:1 ratio and the other has a 1:1 ratio.

What are carbohydrates and lipids

Cell Transport

100

What makes up the cell membrane?

Phospholipid bi-layer, cholesterols and transport proteins

200

The process of movement of molecules under a concentration gradient. 

What is diffusion?

300

This controls what enters/exits the cells, also known as the fluid mosaic.

What is the cell membrane

400

Phospholipids have what two main traits?

Hydrophobic tails and hydrophilic heads

500

What are the two types of transport? 

Active and passive transport