Bio 103 Chapter 1

Front 1

Atomic Structure

Back 1

The structure of an atom.

Front 2

Element

Back 2

A group of atoms with the characteristics.

Front 3

Compound

Back 3

When you bond two or ore elements together.

Front 4

What three particle (parts) that an atom is made up of?

Back 4

Protons, Neutrons, Electron

Front 5

Proton

Back 5

A positively charged particle

Front 6

Neutron

Back 6

A particle with no charge.

Front 7

Electron

Back 7

A negatively charged particle.

Front 8

Atomic Weight

Back 8

Weighted average of the number of protons and neutrons in an element.

Front 9

Isotopes

Back 9

Elements that vary in the number of atoms.

Front 10

Nucleus of the atoms

Back 10

The protons and neutrons that are together in the middle of an atom.

Front 11

Radioactive

Back 11

When isotopes are gaining neutrons they will lose an electron.

Front 12

How many electrons go into the first orbital?

Back 12

2

Front 13

How many electrons go into the second orbital?

Back 13

8

Front 14

Name the steps in the scientific method.

Back 14

1.Observation

2.Questions

3.Hypothesis

4.Predictions

5.Test/Experiments

6.Conclusions

Front 15

Observation

Back 15

Can be seen in nature.

Front 16

Questions

Back 16

We form these to help explain our observations.

Front 17

Hypothesis

Back 17

An educated "guess" or a prediction based on observations and knowledge of the topic

Front 18

Inductive reasoning

Back 18

Take specific observations or questions and make generalized statements.

Front 19

Prediction

Back 19

Your specific belief about the scientific idea.

Front 20

Deductive reasoning

Back 20

Taking the general statements of the hypothesis and predicting specific results.

Front 21

Variables

Back 21

Factors which effect the outcomes of the experiment.

Front 22

Independent Variable

Back 22

The variables that can be changed in a given model or equation.

Front 23

Dependent Variable

Back 23

The variables that result from other variables.

Front 24

Positive control

Back 24

The dependent variable that you are testing for.

Front 25

Negative control

Back 25

Will never have the variable your testing for.

Front 26

Experimental group

Back 26

The group in an experiment that receives the variable being tested.

Front 27

Controlled group

Back 27

Does not receive the test variable.

Front 28

Bias

Back 28

A predetermined idea by the scientist or by the participants of what the outcome of the experiment should be.

Front 29

What is a placibo?

Back 29

A sugar pill

Front 30

Double-blind experiments

Back 30

Where neither the scientist nor the participants are aware of who is in the control group and who is in the experimental group.

Front 31

Therory

Back 31

The facts that were once thought to be unrelated.

Front 32

What are the 7 characteristics of life forms?

Back 32

1. Living things are composed of cells

2. Living things have different levels of organization

3. Living things use energy

4. Living things respond to their environment

5. Living things grow and develop

6. Living things reproduce

7. Living things adapt to their environment

Front 33

A group of cells that perform a common function

Back 33

Tissue

Front 34

A group of tissues that perform a common function.

Back 34

Organ

Front 35

A group of organs that perform a common function.

Back 35

Organ system

Front 36

Any complete living thing

Back 36

Organism

Front 37

The steady state of the organism

Back 37

Homeostasis

Front 38

What is a complex set of responses?

Back 38

Behavior

Front 39

What is the ordered formation or new cells?

Back 39

Cell division

Front 40

What is the increase in the size of a cell?

Back 40

Cell enlargement

Front 41

The producing of offspring without the use of gametes?

Back 41

Asexual reproduction

Front 42

What is the production of offspring by the joining of sex cells?

Back 42

Sexual reproduction