Take Test: Chapter 18 Quiz
have cell walls made of chitin.
obtain food by absorption.
Typical animal embryos have _, or external cell layer, and _, which lines the
Take Test: Chapter 17 Quiz
The ancestors of land plants were probably _ that lived in _.
green algae similar to charophytes; coastal marshes or lake fringes
cyanobacteria; moist soil crust communities
cyanobacteria; coastal marshes or lake frin
Take Test: Chapter 16 Quiz
Individual prokaryote cells are about _ eukaryote cells; collectively, all prokaryote cells
on Earth _.
one-tenth as big as; weigh about one-tenth the total mass of eukaryote cells
10 times bigger than; weigh about 10
Virtual Frog Dissection
Beginning with the introduction, answer the following questions using the virtual frog
dissection. Follow the prompts in the box on the left. Progress slides by clickin
Alkanes have only strong sigma bonds. The electrons in the C-C and C-H sigma bonds are shared equally by
the bonding atoms.
So none of the atoms in an alkane has any significant charge. Therefore alkanes are neither nucleophiles nor
Organic and inorganic
Organic compounds are not limited to nature.
Organic compounds are compounds that contain carbon.
Why is carbon so special?
Carbons position in the periodic table
Li Be B C N O F
Carbon is in the center, to the lef
Chromatography allows a mixture of different compounds to be partitioned between a stationary
phase and mobile phase ( eluding or solvent). The stationary phase is a solid and the mobile
Name and email_
EXPERIMENT 1: Survival Organic Chemistry:
The goal in this laboratory experience is for you to easily and quickly move between empirical
formulas, molecular formulas, condensed formulas, Lewis str
Enzymes are biological catalysts. There are about
40,000 different enzymes in human cells, each
controlling a different chemical reaction. They
increase the rate of reactions by a factor of between
106 to 1012 times, allowing the chemic
An overview of photosynthesis
The light reactions: converting solar energy to chemical energy
The Calvin Cycle: converting CO2 to sugars
Photosynthesis reviewed and extended
Photosynthesis, solar radiation, and eart
Photorespiration, C4,and CAM
Why is the former
Not as efficient as C3
C4 and CAM Plants Have Special Adaptations That Save Water
Microscope and cells
Who first discovered cells?
Credited with making the
first microscopes (1660), and
who coined the term cell.
Antonie van Leeuwenhoek
Credited with perfecting
Most cells are
Organisms Must Use Energy
When you do anything,
you are using energy.
Where does this energy
Your muscles use ATP in
order to do their work.
You break down sugars to
Photosynthesis and respiration give
Free Energy and ATP
All life is based on energy.
When you eat food:
You get energy and nutrients.
Where does this energy come from?
How will you get the energy?
How will you use your energy?
Can you die of starvation wit
How do reactions occur?
Enzymes are molecules that help reactions
Enzymes lower the activation of
activation needed to initiate the reaction.
This is the amount of energy needed to start
Catalysts for specific chemi
B-Galactosidase immobilization for milk lactose hydrolysis
This lab was set up to be completed over the course of several weeks. Along with examining the
enzymatic properties of lactase, the experiment also explored different ways in which to optimize
ENZYMES CHAPTER 6 Study Guide
Proteolytic enzymes catalyze _. Which is the hydrolysis of a peptide bond (draw example)
Carbonic Anhydrase- hydrates 1million molecules of CO2/second (draw the reaction for it + bicarbonate)
Why are enzymes so preci
Cortisol, the Freshman 15, and your GPA
What is Cortisol?
Cortisol is a stress Hormone. It is a glucocorticoid and similar in structure to steroid hormones. It is
released in human fight or flight responses as well as in stressful situation and during exe
list 5 characteristics of epithelial tissue
elastic vs. reticular?
4 functions of epithelial tissue
which tissue & cell give rise to all other CT & CT cells?
types of epithelial cell junctions (5 of them)
where would you find each kind
Biochemistry Chapter 15 Metabolism
Metabolismseries of linked chemical reactions
ATP has energy bc of the 2 phosphoanhydride bonds
ATP is formed when fuel molecules are oxidized
a) Oxidation=loss of e- or H+, OR gain of
Regulation of blood calcium levels are critical to many physiological processes in the
human body. Calcium is regulated and used by many organ systems in the body including the
endocrine, excretory, digestive
Lab Report 2
This lab was set up to assay the amount of starch and reducing sugar present in several common
substances. The iodine starch test and Benedicts test for reducing sugars were the two methods
1. A chiral carbon is a carbon atom that is attached to four different constituents giving it chirality.
a. Glycine, Alanine, Valine, Leucine, Isoleucine, Tryptophan, Proline, Methionine, and
Phenylalanine all have hydrophobic side chains.
b. Histidine, A
Ch. 6 Basic Concepts of Enzyme Action
Describe relations between the enzyme catalysis of a reaction, the thermodynamics of the reaction, and the formation of the
Ch. 6 Basic Concepts of Enzyme Action
Explain the relation b/w the tr
Discussion of Essential Dietary Fats and Their Effect on Health
Dr. Nilakshee Bhattacharya
December 2nd, 2015
Fats are composed of fatty acid molecules bound to a platform, most commonly, glycerol.
These non-polar, hydrocarbon based
Owl pellet dissection
Follow each bar on the left to answer the following questions
1. Owls eat their food _whole_. The owl _regurgitates_ the harder material along with the