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AP Bio Review
*frequent questions you get wrong*
Terms in this set (14)
Which of the following is correct about isotopes of carbon?
A. They are all radioactive
B. It contains same number of neutrons and a different number of protons in its nucleus
C. They contain the same number of electrons but they are chemically different because they have the different number of neutrons
D. They are chemically identical because they have the same number of electrons
HCl is a strong acid that disassociates with water: what is the pH of 0.01M HCl?
This carbohydrate is used during your intense exercising. Which among the following is it?
In an aqueous solution, protein conformation is determined by two major factors. One is the formation of the maximum number of hydrogen bonds. The other is the:
A. formation of the maximum number of hydrophilic interactions.
B. maximization of ionic interactions.
C. minimization of entropy by the formation of a water solvent shell around the protein.
D. placement of hydrophobic amino acid residues within the interior of the protein.
E. placement of polar amino acid residues around the exterior of the protein.
If the amount of hexokinase in the mixture is doubled, which of the following will occur?
A. The activation energy of the reaction will be 50 percent lower.
B. The rate of ADP production will double.
C. Hexokinase will be consumed at half of the original speed.
D. The rate of glucose 6-phosphate production will increase three-fold.
E. The rate of glucose 6-phosphate production will be saturated and only increase slightly.
The second law of thermodynamics states that entropy, or disorder, is constantly increasing the universal spontaneous processes. Therefore, how is it possible that organisms exist in very ordered states?
A. The second law of thermodynamics does not apply to biological life.
B. Energy can be created or destroyed.
C. The catabolic reactions in metabolism balance the effect of anabolic reactions.
D. Biological life creates an increase in entropy through dissemination of heat and waste.
The circle below, with the position of the letter X in the bottom right corner, shows the field of your compound light microscope. To get the letter X into the center of the field, you would have to move the slide
A. to the right and down.
B. to the left and up.
C. to the left and down.
D. to the right and up.
E. it depends on the brand of the microscope.
What is the approximate size of a human red blood cell
A. 0.01 micrometer.
B. 8 micrometer.
C. 80 micrometer.
D. 8 nanometer.
Which would be best to study the structure of thousands of mitochondria
A. Dissecting instruments and the scanning electron microscope
B. Dissecting instruments and the transmission of electron microscope
C. Ultracentrifuge and the transmission electron microscope
D. Ultracentrifuge and the scanning electron microscope
E. Dissecting tools and the light microscope
One difference between a plant cell and an animal cell is
A. only plant cells have chloroplasts while only animal cells have mitochondria.
B. only plant cells have large vacuoles
C. only animal cells have nucleoli
D. only animal cells have plasma membranes
E. animal cells form a cleavage furrow when they divide
In the picture below - taken from the work of N. Tinbergen - a cardinal feeds minnows, which rose to the surface looking for food. The bird fed the fish for several weeks, probably because its nest had been destroyed. The cardinal's behavior is best understood as:
C. fixed action pattern
D. associative learning
E. operant conditioning
Which of the following is an example of habituation?
A. Chickadees learning new songs when they shift from living in small groups to living in large winter flocks.
B. Lion cubs stalking and attacking litter mates.
C. Hydra initially contracting when gently touched, and then soon stopping to respond.
D. Golden plovers migrating yearly from Arctic breeding grounds to southeastern South America
E. A mother eagle flying beneath her young to prevent them from falling
A sign stimulus that functions as a signal to trigger a certain behavior in another member of the same species is called
A. a ritual
B. a fixed action stimulus
C. an inducer
D. a releaser
Which of the following is true about imprinting?
A. It may be triggered by visual or chemical stimuli
B. It happens to many adult animals, but not to their young
C. It is a type of learning that does not involve innate behavior
D. It occurs only in birds
E. It causes behaviors that last for only a short time (the sensitive period)
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