When a sharp pin gets stuck in your finger, your arm moves quickly away. This is an example of which
characteristic of life? - Answers Living things respond to stimuli
Which is the lowest level of biological organization that can be said to be "alive"? - Answers cell
A scientist hypothesizes that the temperature at which an alligator's egg is incubated will determine
whether the alligator will be male or female. The dependent variable is - Answers the temperature
All living things (i.e. grass, egrets, nutrias, shrimp, mold, bacteria...) in a marsh plus physical factors (i.e
soil, water, air ...) is an example of a(n) - Answers ecosystem
Animals are made of a type of cell with a true nucleus and other membranous organelles. Animals are
categorized in Domain - Answers Eukarya
A clownfish' scientific name is Amphiprion ocellaris; ocellaris is the - Answers species epithet
"All living organisms are composed of cells and all new cells come from pre-existing cells." is a scientific
statement of the ______theory - Answers cell
Oxygen has an atomic number of 8. An oxygen atom with an atomic mass of 17, has ________ protons,
__________ electrons, and _________ neutrons - Answers 8, 8, 9
The four most common elements in living things are CHON which stands for - Answers Carbon,
Hydrogen, Oxygen, Nitrogen
Which of the following statements about water is false? - Answers Water has low specific heat so it
takes very little heat to change the temperature of water.
In living things, pH is an important factor. Which of the following substances in our body has a strongly
acidic pH? - Answers stomach fluid- pH 2
Carbon has four electrons to share in its outermost electron shell. A carbon atom can form _______ with
other atoms. - Answers all are correct
Because glucose will dissolve in water, glucose is a_______ ______ in an aqueous solution. - Answers
hydrophilic, solute
Glucose, a ___________, may be joined together with other glucose molecules by a ___________
reaction to make starch. - Answers monosaccharide, dehydration
Identify the incorrect pairing of carbohydrate molecule and its function. - Answers Chitin: polysaccharide
that stores energy in liver and muscles of animals
Which of the following is not a function of lipids? - Answers enzymes to speed up the rate of chemical
reactions in cells
, The figure below shows the sequence of amino acids in a protein. This is the _______ level of protein
structure - Answers No answer is possible
A protein is made at a _______________ as part of the ___________________and then the protein
travels via a transport vesicle to the Golgi apparatus. - Answers ribosome, rough endoplasmic reticulum
What is the importance of the cristae ("folds") of the inner membrane of a mitochondrion? - Answers to
increase the surface area for specific reactions of cell respiration
What is the function of the organelle in the image to the right? - Answers capture sunlight to make sugar
and oxygen
Use the figure to the right to identify the organelle indicated with letter Q - Answers central water
vacuole
Select Select the correct function for the organelle structure indicated by Z. - Answers Main storage of
genetic information in chromosomes
What type of cell is shown in this figure? - Answers eukaryotic plant
Which of these particles' crosses through the phospholipid bilayer of a plasma membrane most easily? -
Answers a molecule of oxygen gas
Which of the following statements about the red blood cells labeled B is correct? These red blood cells
have ________ in response to a _________external solution. - Answers shrunken, hypertonic
During _____________, materials are moved across the plasma membrane against their concentration
gradient from low to high. This requires addition of energy. - Answers active transport
Which process involves a cell using its plasma membrane to engulf and take in any solid particle by
formation of a vacuole as occurs when a white blood cell eats a bacterium? - Answers phagocytosis
In the graph above there are two curves. The difference in energy indicated by letter A is higher than
that indicated by letter B. Letter B represents the lower - Answers activation energy with an enzyme.
The function of ATP in a cell is as - Answers a short term high energy carrier
The ADP-ATP cycle is depicted in the image to the right. The formation of ATP is an ______ reaction and
formation of ADP is an _____ reaction. - Answers endergonic, exergonic
The first stage of cellular respiration splits glucose into two molecules of pyruvate. This stage is called -
Answers glycolysis
During aerobic cellular respiration, which stage makes the most ATPs per mole of glucose? - Answers
electron transport chain and chemiosmosis
The products of aerobic respiration are - Answers ATP, carbon dioxide and water