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Terms in this set (75)
A hydrophobic molecule?
is not soluble in water
According to the pH measurement scale, a basic pH is?
pH above 7
The pH of Human blood?
7.35 - 7.45
Which of the following is NOT a kingdom in the Domain of Eukaryota?
Which of the following is a hydrophobic molecule?
Which of the following is NOT a conclusion of the cell theory?
All cells are the same
Which of the following is NOT a function of proteins?
Serve as the primary source of stored energy in the cell
A nonpolar molecule is?
A molecule that is hydrophobic
A neutron has?
A mass but no charge
Which of the following is a carbohydrate?
The subunit of a polymer is?
Which of the following is found in BOTH plant and animal cells?
Smooth endoplasmic reticulum
The quaternary (4) structure of a protein is?
The structure of a polypeptied that has become a functional protein
Tay Sachs disease is caused by?
Lack of lysosome activity
Oxygen is transported into human cells by?
Humans and Corn are classified in the same?
the goal of the human genome project was?
Determine the normal DNA sequence of the human chromosomes
What is a compound light microscope?
Magnifies light using more than one magnification lens
Genetic information in the cell is stored?
In classification, a Phylum is subdivided into one or more?
Which of the following is NOT a function of cells in your body?
Transform sunlight into energy
What happens when water freezes?
The distance between hydrogen bonds expands, thus ice is less dense than water
Which of the following is NOT found in prokaryotic cells?
Addition of the H ion to pure water will?
Cause the pH to decrese
Osmosis occurs when?
Water moves to equalize its concentration across a barrier
Join amino acids together
Why is the chemistry of phospholipids important to the cell?
Their hydrophillic head and hydrophobic tail enable them to form a membrane bilayer
Which cytoskelton protien is involved in movement of transport vesicles in the cell?
An amino acid always contains?
A carboxyl group and an amino group
What is a Species?
Intended to represent the smallest level of classification
An ionic bond is formed when?
an atom gibes an electron to another atom
What is the relationship of the rough endoplasmic reticulum and the golgi apparatus?
The rough ER make slipids, which are transported to the Golgi
Denaturation of proteins will cause?
The protein to lose it quaternary structure and revert back to its primary structure
A nitrogenous base NOT found in RNA is?
A scanning electron microscope?
Provides a 3-deminsional image of the specimen
Can be done by all plants
In human cell respiration, the final electron acceptor is?
Fermentation in the muscle cells can occur when
There is a lack of oxygen
A pizza contains what type of energy?
Glycogen storage disease (Von Gierke's Disease) is caused by?
the liver making glycogen, but cannot break glycogen down
Potential energy is?
Energy being used for a reaction
Insulin is a hormone that is release into the blood?
In response to a high level of blood glucose
In plants, the primary function of the light reaction is to?
Provide high energy elections and ATP for the Calvin cycle
The energy currency of the cell is?
Which of the following can be cofactor for an enzyme?
Some types of B vitamins
A c4 plant has an advantage over c3 plants when?
Days are short
Energy is the ability to?
Perform processes in the cell
A function of glucagon?
Stimulate fat cells to release lipids into the blood
The 2nd Law of Thermodynamics states that?
Entropy increases as energy is changed from one form to another
What is the active site of enzyme?
the site where the substrates enter
What are the two stages of plant photosynthesis?
The light reaction and the Calvin Cycle
In class, our analogy of the Electron Transport chain has been?
A ball bouncing down a staircase
What effect will increasing the concentration of substrate have on non-competitive inhibition of an enzyme?
which type of cell junction enables cell-to-cell communication?
Lactic acidosis is usuall NOT caused by?
Eating to much
Maximum "burning" of fat occurs?
Under aerobic conditions
Which region of earth would you expect to see a high percentage of CAM plants?
Arizona in July
Statins can block cholesterol synthesis in the liver because they are?
A competitive inhibitor for a key enzyme in cholesterol synthesis in the liver
Durning plant photosynthesis, water serves as?
An electron Donor
What is the ultimate fate of electrons that have finished moving through the electron Transport chain in a human cell?
They are placed into oxygen to form water
Enzymes speed the rate of chemical reactions by?
Decreasing the energy of activation
Why are ketones made during excessive starvation?
they are made from lipids as an extra energy source for brain cells
Takes-up CO2 only at night
What is the metabolic relationship of plants and humans?
Pants use CO2 and make O2, humans use O2 and make CO2
Why do very high temperatures reduce enzyme activity?
The enzyme begins to denature
A food that is NOT made using microbial fermentation productions?
Autoimmune diseases is caused by?
Failure of the immune system to identify recognition proteins on the cell
The shape of a muscle cell is?
Long and Tubular, and Specialized to contract
What is Catabolism?
Metabolism that releases energy from food
CO2 enters photosynthesis in the?
Glucagon is a hormone that is released?
In response to a low level of blood glucose
When a muscle cell is starved for oxygen, it will?
Switch to fermentation and make lactic acid
When you are starving, your body tries to survive by?
converting protein to glucose
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