Chapter 1

Question 1

Cell theory

Answer 1

Fundamental unifying concept of biology, cells are the basic unit structure of every living thing and all cells come from other cells

Question 2

Unicellular

Answer 2

Simple

Question 3

Multicellular

Answer 3

Complex

Question 4

Prokaryotic cells

Answer 4

• exclusive to bacteria and archaea

* NO nucleus, or other membrane closed organelles

Question 5

Stimuli

Answer 5

Physical or chemical changes in external or internal environment

Question 6

Biological growth

Answer 6

Increase in size of individual cells and number of cells, or both

Question 7

Development

Answer 7

Includes all changes in an organisms life

Question 8

Metabolism

Answer 8

All chemical activities that take place in an organism.

for nutrition, growth, energy

Question 9

Homeostasis

Answer 9

Regulated metabolic process that maintains an appropriate, balanced internal environment

Question 10

Asexual reproduction

Answer 10

Offspring has the same genes as single parent, variation only occurs by mutation

Question 11

Sexual reproduction

Answer 11

Offspring are produced with egg and sperm

Question 12

Characteristics of life

Answer 12

• Organized cellular structure
• response to stimuli
• growth and development
• self regulated metabolism
• energy processing
• reproduction

Question 13

DNA

Answer 13

transmits information from one generation to the next. Contains “blueprints” for protein

Question 14

Genes

Answer 14

Control development and function of organism

Question 15

Proteins

Answer 15

Large molecules important in determining the structure and function of cells and tissues

Question 16

Neurotransmitters

Answer 16

transmit information by electrical impulses and chemical compounds

Question 17

Autotrophs

Answer 17

Produce their own food from simple raw materials

Question 18

Photosynthesis

Answer 18

Transforms light energy into chemical energy stored in chemical bonds of food

Question 19

Consumers (heterotrophs)

Answer 19

Obtain energy by breaking down food molecules produced in photosynthesis

Question 20

Decomposers

Answer 20

Obtain nutrients by breaking down non living organic material

Question 21

Evolution

Answer 21

results in populations changing overtime

Question 22

Species

Answer 22

group of organisms with similar structure, function, and behavior. capable of breeding and producing offspring

Question 23

Dear
King
Phillip
Came 
Over 
For 
Great 
Spaghetti

Answer 23

Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species

Question 24

3 domains

Answer 24

Bacteria
Archaea
Eukarya

Question 25

Adaptation

Answer 25

Involves changes in populations not individuals.

Question 26

Mutations

Answer 26

Chemical or physical changes in DNA that can be inherited