Evolution, Themes of Biology and Scientific Inquiry

Question 1

3 main parts of the scientific method

Answer 1

1. Hypothesis
2. Prediction
3. Theory

Question 2

Hypothesis

Answer 2

Possible answer to a scientific question

Question 3

Prediction

Answer 3

The outcome that would be observed if the hypothesis is right

Question 4

Theory

Answer 4

• Strong, well-supported explanation of existing observations
• Supported by data

Question 5

Proper way to study biology?

Answer 5

Using the scientific method

Question 6

What are the seven properties of life

Answer 6

1. Cellular organization
2. Reproduction
3. Growth and development
4. Metabolism (energy processing)
5. Homeostasis (regulation)
6. Response to environment
7. Evolutionary adaptation

Question 7

What are 5 core themes of biology

Answer 7

1. organization
2. information
3. energy and matter
4. interactions
5. evolution

Question 8

Organization

Answer 8

• Basic units of structure define the function of all living things
• Occurs at multiple levels
• Structure drives function

Question 9

What is the most basic unit of life?

Answer 9

A cell

Question 10

Information

Answer 10

Growth and behaviour of organisms are activated through the expression of genetic information in context

Question 11

DNA basic points

Answer 11

• Hereditary material of all lifeforms
• Carries genes encoding proteins that determine the functions of a cell

Question 12

Central dogma of molecular biology

Answer 12

DNA –> RNA –> Protein

Question 13

Energy and Matter

Answer 13

Biological systems grow and changed based on chemical transformation pathways and are governed by the laws of thermodynamics

Question 14

What is required for all aspects of life

Answer 14

Conversion of energy from one form to another

Question 15

Interactions

Answer 15

Living systems are interconnected and interacting

Question 16

Evolution

Answer 16

• The diversity of life evolved over time by processes of mutation, selection, and genetic change
• Central, overarching theme

Question 17

What does evolution account for?

Answer 17

Unity and differences of organisms

Question 18

What is a random process?

Answer 18

Mutation

Question 19

What is not a random process?

Answer 19

• Natural selection
• Selection for beneficial traits

Question 20

What has evolution caused?

Answer 20

Massive diversity

Question 21

Kinetic energy

Answer 21

Energy associated with the relative motion of objects

Question 22

Thermal energy

Answer 22

Total kinetic energy of a body of matter

Question 23

Temperature

Answer 23

Average kinetic energy of a body of matter

Question 24

Heat

Answer 24

The transfer of thermal energy from one body of matter to another

Question 25

Phylogenetic tree

Answer 25

• Represents relationships between organisms
• Closer the branches are, the more closely related