Review Question - For Final Exam
Note: the best way to study is to go through these questions while looking at the relevant lecture
from the web site. Keep your textbook with you so that you can refer to the figures that I have had
to delete from the web
DNA and RNA
By the 20th century, genetics had become a big
enough field that scientists began wondering
nature of the gene was.
Scientists started focusing on the molecular
nature of the gene. (DNA or Protein?)
In 1928 Andrew Griffit
Chapters 6 and 7
Energy and Life
Cells and organisms require
energy to carry out all the
functions that keep them alive.
Energy, or the ability to do work,
comes in many forms
A Bit More About
Atoms have orbitals circling
around them with electrons.
Each orbital increases in energy.
Electrons in higher orbitals have
higher amounts of energy!
Bonding occurs in the valence
Cell Growth and Division
Why Become Multicellular?
Single cells are alive.
But why do some become multicelled
There are benefits of being a multicelled
Splitting up jobs (specializing)
In the Beginning
A monk by the name of Gregor Mendel
spent many years studying science and
mathematics and was also an avid
He spent time observing the offspring of
plants and developing rules of inheritance,
Digestion and Excretion
Organization in the Body
Multicellular organisms are made up of
many cells working together to sustain life.
Those cells, when they work together to
perform a specific function, are known as
These tissues hav
Introduction to Biology
What is Biology?
Biology=the study of life
But what exactly is life? And how can
we study it?
There are key characteristics that we
can use to identify something as a living
1. Living Things are Based on
a Universal Genet
A Tour of the Cell
In the 1500s people discovered that
putting many lenses together could
magnify small structures.
The first microscope had been born!
In 1665 Robert Hooke used an early
compound microscope to look at plant
Chapter 2: The Chemistry
Matter is anything that has mass
and takes up space.
The smallest unit of matter is
called the atom.
Atoms are composed of subatomic
particles called electrons,
protons, and neutrons.
An element is a pu
The Scientific Method
What is Science?
Science is an organized way of gather and
analyzing evidence about the natural world.
To do this, scientists must use the scientific
The Scientific Method
True / False Questions
The frontal plane passes vertically through the body or an organ and divides it into equal right and left
The cut of a guillotine is an example of a section done in the midsagittal plane.
Results: microorganisms in the human body and its environment