What is Biology? Chapter 1 Presentation

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Answer the following Questions

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What are some Characteristics of Living Things?


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What are some Characteristics of Living Things?

Which of these Characteristics do the following objects have?


Ch 1: What is Biology?

Section1.1 - What is Biology?

Section 1.1

Inside This Section...

Section 1.1

What is Biology?


Section 1.1

What is Biology?

What is an Organism?


Section 1.1

What is Biology?


The 5 Characteristics of Living Things.


What is Biology?

Section 1.1

Biology is The Study of Life

What is Biology?

Section 1.1


“Bios” - Life

What is Biology?

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“Bios” - Life

“Logos” - Study

What is Biology?

Section 1.1

What do Biologists Study?

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The interactions of Life


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The interactions with the Environment


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The interactions with the Environment

They study problems and propose solutions (i.e. medical treatment, disease prevention etc)


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Section 1.1

All Living Things are Organisms


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Characteristics of Living Things

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Organization


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Organization

Reproduction


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Organization

Reproduction

Growth and Development


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Organization

Reproduction


Ability to Adjust to Environment


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Organization

Reproduction


Ability to Adjust to Environment

Living Things Adapt and Evolve


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Am I an Organism?

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Is Mr. Samuel an Organism?

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Organization

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All living things are composed of One or More cells

Organization

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Each cell contains DNA

Organization

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Each cell contains DNA

All parts function together in an orderly living system

Organization

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Section 1.1

What is Reproduction?

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The production of Offspring


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Same Species


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Same Species

They can Interbreed


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Same Species

They can Interbreed

They produce fertile offspring


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Section 1.1

KIDS

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KIDSMORE KIDS

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KIDSMORE KIDS

MORE AND MORE KIDS

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KIDSMORE KIDS

MORE AND MORE KIDSEVEN MORE KIDS

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KIDSMORE KIDS

MORE AND MORE KIDSEVEN MORE KIDS

In a few years!!!


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Growth: Gradual increase in size over time.


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Results in more living material and forms new structures


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Results in more living material and forms new structures

Development: All the changes that take place during the life of an organism


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Adjusting to the Environment

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Living Things are able to Adjust to their environment


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Living Things are able to Adjust to their environment

Environment: The surroundings of the organism - e.g. air, weather, temperature, other organisms and many other factors


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Stimulus: Any condition that requires a response


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Response: Reaction to a stimulus


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Response: Reaction to a stimulus

Homeostasis: Maintaining conditions suitable for survival (takes energy)


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Adaptation: Any structure, behavior or internal process that enables an organism to respond to stimuli better and better survive in an environment


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Evolution: gradual accumulation of adaptations over time


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Evolution: gradual accumulation of adaptations over time

Change Over Time


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Recap Quiz:

Section 1.1

What is Biology?

Recap Quiz:

Section 1.1

What is Biology?


Recap Quiz:

Section 1.1

What is Biology?


What are the 5 Characteristics of Living Things?

Recap Quiz:

Section 1.1

What is Biology?



What is a Stimulus?

Recap Quiz:

Section 1.1

What is Biology?



What is a Stimulus?

What is Homeostasis?

Recap Quiz:

Section 1.1


1.2 - The Methods of Biology

Section 1.2

Jump Start

Section 1.2

What is Biology?

Jump Start

Section 1.2

What is Biology?


Jump Start

Section 1.2

What is Biology?



Jump Start

Section 1.2


Section 1.2

The Scientific Method


Section 1.2


Controlled Experiments and Variables


Section 1.2



Scientific Tools


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Scientific Tools

Theories and Laws


Section 1.2


Section 1.2

The Scientific MethodMake observation and collect data that lead

to a question

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to a questionFormulate Hypothesis

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to a question

Test Hypothesis:Experiments - Collect data

Formulate Hypothesis

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to a question



InterpretResults

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to a question



InterpretResults

State Conclusions in a form that can be

evaluated by others

Section 1.2

Examples ofThe Scientific Method

Controlled Experiments

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Experiments that involve 2 Groups:


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Control Group - Group that represent the standard conditions


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Control Group - Group that represent the standard conditions

Experimental Group - The test Group that receives Experimental treatment


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Section 1.2

The Frog Egg Experiment

Variables in Experimental Group

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Independent Variable


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The condition in an experiment that is changed (Only One)


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Dependent Variable


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Dependent Variable

The condition in an experiment that changes because of the change in the independent variable


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Independent Variable: UV Light

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Dependent Variable: Size of Eggs

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Scientific Tools

Section 1.2

Beakers

Scientific Tools

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Beakers

Test tubes

Scientific Tools

Section 1.2

Beakers

Test tubes

Hot Plates

Scientific Tools

Section 1.2

Beakers

Test tubes

Hot Plates

Petri dishes

Scientific Tools

Section 1.2

Beakers

Test tubes

Hot Plates

Petri dishes

Graduated cylinders

Scientific Tools

Section 1.2

Beakers

Test tubes

Hot Plates

Petri dishes

Graduated cylinders

Dissecting Instruments

Scientific Tools

Section 1.2

Beakers

Test tubes

Hot Plates

Petri dishes

Graduated cylinders

Dissecting Instruments

Microscopes

Scientific Tools

Section 1.2

Theories and Laws

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Theory: A hypothesis that has been supported over a long period of time

Theories and Laws

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Law: Fact of nature that is generally known to be true

Theories and Laws

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Law: Fact of nature that is generally known to be true

e.g. The Law of Gravity

Theories and Laws

Section 1.2


1.3 - The Nature of Biology

Section 1.3


Section 1.3

2 Kinds of Research


Section 1.3

2 Kinds of Research

Science and Society


Section 1.3

2 Kinds of Research

Science and Society

Pure Science vs. Applied Science


Section 1.3

2 Kinds of Research

Science and Society


Technology


Section 1.2


Section 1.2



Scientific Tools


Section 1.2



Scientific Tools

Theories and Laws


2 Kinds of Research

Section 1.3

Quantitative

2 Kinds of Research

Section 1.3

Quantitative

dealing with numerical data (counts/measurements)

2 Kinds of Research

Section 1.3

Quantitative


Uses the International system of measurement (SI)

2 Kinds of Research

Section 1.3

Quantitative



meter

2 Kinds of Research

Section 1.3

Quantitative



metergram

2 Kinds of Research

Section 1.3

Quantitative



metergram liter

2 Kinds of Research

Section 1.3

Quantitative



metergram litersecond

2 Kinds of Research

Section 1.3

Quantitative



metergram litersecondCelsius

2 Kinds of Research

Section 1.3

Quantitative



metergram litersecondCelsius

2 Kinds of Research

Section 1.3

(length)(weight)(volume)(time)(temperature)

2 Kinds of Research

Section 1.3

Descriptive: Uses written descriptions of what a scientist observes. E.g. Animal behavior

2 Kinds of Research

Section 1.3

Science and Society

Section 1.3

Ethics: moral principles and values held by humans

Science and Society

Section 1.3

Ethics: moral principles and values held by humans

Society plays a vital role in determining what is ethical or not ethical when it comes to science

Science and Society

Section 1.3

The Realm of Science

Section 1.3

Science doesn’t answer all questions


Section 1.3


E.g. Luck, Ugly vs. Beautiful, Good vs. evil


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E.g. Luck, Ugly vs. Beautiful, Good vs. evil

Must be able to devise a controlled experiment


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Section 1.3

Pure Science is mainly for the purpose of getting knowledge


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e.g. Studying the human eye/vision


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Applied Science has immediate application for daily living


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Applied Science has immediate application for daily living

Designing glasses/lenses


Section 1.3

Technology

Section 1.3

What is Technology

Technology

Section 1.3

What is Technology

The Application of scientific research to society’s needs and problems

Technology

Section 1.3

Recap Quiz:

Sections 1.2 and 1.3

What are the steps of the Scientific Method?

Recap Quiz:



What are the two groups in a controlled experiment?

Recap Quiz:




What are the two types of Research?

Recap Quiz:




What are the two types of Research?

Which is done mainly for the purpose of gaining knowledge? Pure Science or Applied Science

Recap Quiz:


What is Biology? Chapter 1 Presentation

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