Characteristics of Lipids
Composed of Carbon, Hydrogen, and Oxygen
Greater than 2:1 ratio of H:O
Includes fats, oils, phospholipids, and cholesterol
Building blocks are fatty acids and glycerol.
Energy storage molecules
Phospholipids part of cell m
Introduction to Plants
Mrs. M. Rightler
in the sea
Problems with life on land
Waxy cuticle, stomata
Develops spores &
Gravity & Suppo
Biology Class Notes Section 1 - 2
The Scientific Method
A. What is the Scientific Method?
- A _ and systematic _ or process to
- An _ way of using evidence to _ about the
B. Even though we show the scientific method as a series of _,
Separated into three groups
Prototheria (before gestation) egg
Metatheria (middle gestation)
Eutheria (true gestation) live birth
Objectives: SOL BIO.8a-d
investigate and understand how
populations change through time,
Examining fossil records
evidence of an organism that lived
Types of Fossils
Biology Chapter 37.3 - Respiratory System Notes
1. Two processes of respiration:
1. Release of _ from breakdown of _molecules.
All living cells use _ to release energy. This process
produces waste _ _.
2. The exchange of _ between the atmosphere and bodys
Biology Chapter 37.3 Notes
1. The lymphatic system is crucial in allowing the body to ward off
_ and heal from _.
2. It is closely linked to several other systems, but especially to the
3. Function of the lymphatic system
1. Collects _ lost from the
Protecting you whether you
know it or not!
of producing cells that
inactivate foreign substances.
Most Common: viruses and
First Line of Defense
5. Oil and Sweat
Chapter 1.4 Tools + Procedures
(Guided notes Power Point)
1. Give several examples of careers using a degree in Biology:
2. Tools play an important role in science because they enable man to _
and _ things never imagined before.
3. Computers are used to (
Introduction to Biology
Biology The Study of Life
Life arose more
than 3.5 billion
(living things) were
Only life on Earth
for millions of
changed over tim
FIRST,cutouttheflashcards.OntheBACKOFEACHCARD,tellwhetheritis PASSIVE or ACTIVE TRANSPORT;
whetheritrequiresNO HELP, MEMBRANE PROTEINS, or VESICLES;andwhetheritDOES or DOES NOT
Lab Safety Rules
Part of this PowerPoint
has been taken from the
power point of.
Tim Baker, Adam
Kueltzo, and Todd
And from Lyndon B.
Johnson High School
Science Web Site
General Safety Rules
1. Listen to or read instructions
carefully before attempting to do
2. Wear safety goggles to protect
your eyes from chemicals, heated
materials, or things that might be
able to shatter.
3. Notify your
The Way Things Actually Are!
The way we classify!
Terms to Review
Organisms made of two or more cells.
Organisms made of one cell.
Complex cells, with a nucleus and many cell organelles.
your answers in
the form of a
Biology Class Notes Unit 1 Studying Life
Section 1-1: What is Science?
1. What are four goals of science?
A. To investigate and understand nature
B. To explain events in nature
C. To use those explanations to make useful predictions
D. Never stop question
1. The functions of the integumentary system:
Two Main Layers of the Skin:
I. The Epidermis:
1. The _ (surface) layers of skin
Epidermis is _ cells thick.
There are two parts:
a. The inner part is composed of _ cells.
b. The oute
Homeostasis Power Point
Definition of Homeostasis:
Homeostasis is the term we use to describe the _of
the internal environment.
Homeostasis is a state of _in the body.
The processes and activities that help to maintain homeostasis are
referred to as _ mec
Often the goal of an experiment is to find the
relationship between two variables.
As one variable changes, so does the other.
Graphing is a useful way to visualize and
describe these relationships.
The Extraordinary Properties
A water molecule (H2O), is made
up of three atoms - one oxygen
and two hydrogen.
Water is Polar
In each water molecule, the oxygen
atom attracts more than its "fair share"
employ the four primary rules for
solving genetics problems.
TSW successfully solve genetics
crosses involving one and two alleles.
TSW successfully solve monohybrid
and dihybrid crosses using the Punnett
Properties of Water
The Water Molecule
Neutral Charge ZERO
Have no charge
Have an Equal number of p+
and e Charges arent evenly
The Water Molecule
A water molecul
The branch of biology that studies heredity
Genetics Before Mendel
Heredity was not
seriously studied until
second half of
Todays Objective BIO.3a-c
student will examine the special
properties of water.
Water Molecules Can:
Bond with and attract other
Important Properties of
heat of vaporization
The wave of the future?
What is genetic engineering?
Adding desirable genetic
traits to an organism by
inserting genes from
organisms that carry these
Enzymes that are used to cut
DNA at specific
Dead or alive?
are not cells.
Nucleic acid core (RNA or DNA)
(second coat only in enveloped viruses)
viruses stable, do not mutate