SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
AP Biology
Start Test
Study First
Subjects
:
science
,
ap
,
biology
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Having two identical alleles for a given trait.
competitive inhibitor
extracellular matrix
hydrocarbons
homozygous
2. A specialized region on the centromere that links each sister chromatid to the mitotic spindle
light reactions
ATP synthase
prophase
kinetochore
3. The reactant on which an enzyme works
Substrate-Level Phosphorylation
starch
substrate
electronegativity
4. Region where cells microtubules are initiated
cyclin
nuclease
trans face
centrosomes
5. In plants bacteria and fungi it is the major electrogenic pump actively transporting H+ out of the cell
telophase
food vacuoles
proton pump
photosystem I
6. The coupling of the 'downhill' diffusion of one substance to the 'uphill' transport of another against its own concentration gradient.
plastids
smooth ER
cotransport
golgi apparatus
7. The second subphase of mitosis - in which discrete chromosomes consisting of identical sister chromatids appear - the nuclear envelope fragments - and the spindle microtubules attach to the kinetochores of the chromosomes.
pinocytosis
hypotonic
prometaphase
noncyclic phosphorylation
8. Generate and degrade H2O2 in performing various metabolic functions transfer hydrogen from various substrates to oxygen and they produce H2O2. Use O to break fatty acids that can be sent to mitochondria
trait
smooth ER
peroxisomes
primary transcript
9. The distance between crests of waves - such as those of the electromagnetic spectrum.
wavelength
sodium potassium pump
golgi apparatus
smooth ER
10. An organic molecule consisting only of carbon and hydrogen.
hydrocarbons
organelles
primary electron acceptor
carbohydrates
11. A family tree describing the occurrence of heritable characters in parents and offspring across as many generations as possible.
hemophilia
pedigree
DNA ligase
genes
12. The most prevalent and efficient catabolic pathway for the production of ATP - in which oxygen is consumed as a reactant along with the organic fuel.
dehydration reaction
induced fit
thylakoids
cellular respiration
13. Sex cells (haploid cells; egg or sperm) unite to form a diploid zygote
aldehyde
feedback inhibition
gametes
photosystem I
14. ATP can power active transport by transferring a phosphate group from ATP to the transport protein. This may induce a conformation change in the transport proteins translocating the solute across the membrane
enantiomers
telophase
ATP
selective permeability (the ability to allow some sub. to cross the plasma membrane more easily)
15. The diffusion of a substance across a biological membrane because it require no energy from the cell to make it happen - the concentration gradient represents potential energy and drives fusion
passive transport
interphase
stroma
transformation
16. The passive transport of water; diffusion of water across a selectively permeable membrane; the direction of osmosis is determined only by a difference in total solute concentration ; the kind of solutes in the solution do not matter
phenotype
fatty acid
osmosis
exocytosis
17. A subatomic particle with a single negative charge; one or more electrons move around the nucleus
receptor mediated endocytosis
glycogen
epistasis
electron
18. A cyclically operating set of molecultes in the cell that triggers and coordinates key events in the cell cycle
nucleoid
heterozygous
cell cycle control system
monohybrids
19. A microbody containing enzymes that transfer hydrogen from various substrates to oxygen - producing and then degrading hydrogen peroxide.
peroxisomes
quantitive characters
peroxisome
point mutation
20. A diagram used in the study of inheritance to show the results of random fertilization.
punnett square
gametophyte
grana
nuclear lamina
21. The covalent bond between two amino acid units - formed by a dehydration reaction
homologous chromosomes
specific heat
peptide bond
active transport
22. Synthesis of lipids - phospholipids and steroid sex hormones-help detoxify drugs and poisons (liver cells) involves adding hydroxyl groups to drugs to make soluble and easier to flush from body
smooth ER
leading strand
peroxisome
anion
23. Reproduction of cells
chromatin
glycogen
cell division
bound ribosomes
24. The physical and physiological traits of an organism.
nucleolus
phenotype
autotrophs
prokaryotic cell
25. A metabolic sequence that breaks fatty acids down to two-carbon fragments which enter the Krebs cycle as acetyl CoA.
sexual reproduction
beta oxidation
nuclear envelope
origins replication
26. A two-stage type of cell division in sexually reproducing organisms that results in cells with half the chromosome number of the original cell.
active site
electrogenic pump
parental types
meiosis
27. Digestive compartments (macromolecules) carry out intracellular digestion . Use their hydrolytic enzymes to recycle the cell's own organic material (autophagy)
receptor mediated endocytosis
lysosomes
trans face
isotonic
28. Chromosome pairs of the same length - centromere position - and staining pattern that possess genes for the same characters at corresponding loci. One homologous chromosome is inherited from the organism's father - the other from the mother.
Cytochrome
grana
oxidizing agent
homologous chromosomes
29. An organic molecule serving as a cofactor. Most vitamins function in important metabolic reactions.
cation
coenzyme
transport proteins
polar covalent bonds
30. The electron donor in a redox reaction.
golgi apparatus
cristae (plural - cristae)
reducing agent
gap junctions
31. A type of weak chemical bond formed when the slightly positive hydrogen atom of a polar covalent bond in one molecules is attracted to the slightly negative atom of a polar covalent in another bond
malignant tumor
hydrogen bond
saturated fatty acid
concentration gradient
32. The first filial - or hybrid - offspring in a genetic cross-fertilization.
smooth ER
epistasis
F1 generation
buffers
33. A microscope that focuses an electron beam through a specimen - resulting in resolving power a thousandfold greater than that of a light microscope. A transmission electron microscope (TEM) is used to study the internal structure of thin sections of
promoter
amphipathic molecules
chromatin
electron microscope
34. A tiny membranous sac in a cell's cytoplasm carrying molecules produced by the cell.
transport vesicles
isotonic
RNA splicing
chromatin
35. Lacking oxygen; referring to an organism - environment - or cellular process that lacks oxygen and may be poisoned by it.
anaerobic
phospholipid
disaccharides
grana
36. A chromosomal condition in which a particular cell has only one copy of a chromosome - instead of the normal two; the cell is said to be monosomic for that chromosome.
cilia
valence electrons
monosomic
DNA ligase
37. The conversion of a normal animal cell to a cancerous cell.
pyrimidines
cell division
prometaphase
transformation
38. A type of covalent bond between atoms that differ in electronegativity. the shared electrons are pulled closer to the more electronegative atom. making one slightly negative and the other slightly positive
polar covalent bonds
aqueous solution
fluid mosaic model
solution
39. The general term for the production of offspring with new combinations of traits inherited from the two parents.
capsid
NADP+
genetic recombination
disaccharides
40. A functional group consisting of a sulfur atom bonded to a hydrogen atom (—SH).
sulfhydryl group
sodium potassium pump
barr body
surface tension
41. Collagen most abundant in animal cells
ECM function in support - adhesion - movement - and regulation (glycoproteins)
mismatch repair
extracellular matrix
bundle sheath cell
42. A cluster of several membrane proteins found in the mitochondrial crista (and bacterial plasma membrane) that function in chemiosmosis with adjacent electron transport chains - using the energy of a hydrogen ion concentration gradient to make ATP. Pr
Cytochrome
nucleoid
cell plate
ATP synthase
43. A regularity protein whose concentration fluctuates cyclically
osmosis
facilitated diffusion
noncyclic electron flow
cyclin
44. A homogeneous mixture of two or more substance (liquid)
solution
cis face
mitotic spindle
Rough ER
45. The production of ATP by noncyclic electron flow.
mitotoic phase
transport proteins
glycosidic linkage
noncyclic phosphorylation
46. A chemical reaction in which two molecules covalently bond to each other with the removal of a water molecule.
dehydration reaction
sister chromatids
alternation of generations
beta oxidation
47. One of several organic compounds with the same molecular formula but different structures and therefore different properties. The three types are structural - geometric and enantiomers.
fatty acid
isomers
dominant allele
photosystem II
48. A coenzyme present in all cells that helps enzymes transfer electrons during the redox reactions of metabolism
cytoskeleton
NaD+
clone
sickle cell anemia
49. A substance that reduces the hydrogen ion concentration of a solution
dehydration reaction
base
valence electrons
tight junctions
50. A machine that spins test tubes at the fastest speeds to separate liquids and particles of different densities.
origins replication
ultra centrifuges
tonoplast
chromosome theory of inheritance
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests