Cells & Theory
What is Biology the study of?
Life
What is the smallest unit of structure and function in living things?
The Cell
What element is the backbone of organic molecules?
Carbon
Cellulose in plants and starches in potatoes are examples of what macromolecule?
Carbohydrates
Give an example of a SATURATED fat.
Butter, Cheese, any fat that is SOLID at room temp.
The middle of an atom is made of what two parts?
Protons & Neutrons
Give an example of a unicellular organism.
Bacteria, Amoebas, Fungi, etc.
In CHNOPS, what does the S stand for?
Sulfur
How many amino acids are there?
20
What two nutrients (of the six) give the body most of it's energy?
Proteins & Carbohydrates
This scientist came up with the term "cells" after observing qualities similar to rooms in a monastery from a microscopic view of cork.
Robert Hooke
What are DNA and RNA are examples of?
Nucleic Acids
What do we call a particle that consists of a group of two or more atoms bonded together?
A Molecule
Keratin in hair, insulin, hormones, and Hemoglobin in blood are examples of what macromolecule?
Proteins
What are the six nutrients found in food? You included these in your restaurant meals.
Vitamins, Minerals, Water, Proteins, Fats, and Carbohydrates
This scientist observed living cells he called "animalcules" by viewing scrapings from his teeth.
Anton Von Leeuwenhoek
Give an example of a method your body automatically uses to regulate homeostasis.
Shivering, sweating, changing the flow of blood, increasing heart rate, etc.
Are water molecules considered organic or inorganic?
Inorganic
What macromolecule stores energy, insulates us, and makes up the cell membrane?
Lipids
What is a long chain molecule formed by many smaller units is called? Macromolecules are an example of these.
Polymers
Identify 2 (out of the 3) parts of Cell Theory.
- All living things are made of cells.
- The cell is the basic unit of life.
- Cells come from preexisting cells.
Identify 4 (out of 8) characteristics of life.
Composed of cells
Repair their cells
Different levels of organization
Use energy
Respond to their environment
Grow
Reproduce
Evolve
What does each letter stand for in CHNOPS?
Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorous, and Silicon.
You identify a carbohydrate with a long chain of 10 sugars. What do you call this molecule?
Polysaccharide
What does DNA stand for?
Deoxyribonucleic Acid