Chapter1

Question 1

Characteristics of Life

Answer 1

1 cellular organization
2 order complexity
3 stimuli
4 grow, develop, reproduce
5 energy utilization
6 homeostasis

Question 2

Macromolecule

Answer 2

1 carbohydrates 2 proteins 3 nucleic acid 4 lipids or fats

Question 3

Regulation, sensitivity, Homeostasis

Answer 3

Control of response
Respond to stimuli
Steady state maintained by regulation and sensitivity

Question 4

Asexual

Answer 4

Clones

Question 5

Binary fission

Answer 5

1 cell equals 2 cells

Question 6

Multiple fission

Answer 6

1 cells equals 2+cells

Question 7

Sexual reproduction

Answer 7

2 cells equals 1 cell

Question 8

Growth

Answer 8

Gain more cells
Cells grow larger

Question 9

Development

Answer 9

Cells change during life cycle

Question 10

Primary producers

Answer 10

Plants. Convert sun energy to food

Question 11

Primary consumer

Answer 11

Convert chemical energy from plant molecules into chemical energy in their molecules

Question 12

Secondary consumer

Answer 12

Convert chemical energy from primary consumer molecules into chemical energy in their molecules

Question 13

Bacteria

Answer 13

Prokaryote
Single cell
No membrane bound nucleus or membrane bound organelles

Question 14

Archaea

Answer 14

Prokaryote
Single cell
No membrane bound nucleus or membrane bound organelles

Question 15

Eukarya

Answer 15

Eukaryote
Single or multi cell
Membrane bound nucleus and organelles

Question 16

Deductive reasoning

Answer 16

General to specific

Question 17

Inductive reasoning

Answer 17

Specific to general

Question 18

Scientific method

Answer 18

1 observation
1a question ‘why’
1b research
2 hypothesis
3 prediction
4 experiments
4a analyze results
5 conclusion

Question 19

Hypothesis

Answer 19

Possible explanation for an observation
1 independent variable
2 dependent viable
3 possible mechanism

Question 20

Mechanism

Answer 20

Why it happened that way

Question 21

Prediction

Answer 21

If. Then. Statement

Question 22

Reductionism

Answer 22

Break down complex process to simpler parts

Question 23

Systems biology

Answer 23

Focus on emergent properties that can’t be understood by looking at smaller parts

Question 24

Models

Answer 24

Use lots of small experiments to make predictions of larger ideas

Question 25

Scientific theory

Answer 25

Body of interconnected concepts. Supported by expiremental evidence and scientific reasoning

Question 26

Basic research

Answer 26

Intended to extend the boundaries of what we know. Gov grants. Universities

Question 27

Applied research

Answer 27

Foundation provided by basic research. May involve manufacture of goods. Companies

Question 28

Descent with modification

Answer 28

Evolution. Darwin

Question 29

Geometrically increase

Answer 29

Animals and plants increase by multiplication

Question 30

Arithmetically increase

Answer 30

Humans can only increase food by addition

Question 31

Pheontype

Answer 31

How you look. Driven by genes and environment

Question 32

Genotype

Answer 32

Type of alleles

Question 33

Allele

Answer 33

?

Question 34

Homologous

Answer 34

Same evolutionary origin but different structure and function

Question 35

Analogous

Answer 35

Structure different origin but used for same purpose. (Butterfly and bird wings)

Question 36

Gene

Answer 36

Discrete unit of information that encode RNA and proteins that serve as function in the cell. Recipes

Question 37

Genome

Answer 37

Entire set of DNA instructions