Biochem Vocab Quiz Stats

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Definition Word % Correct
DNA sequence that is removed from DNA during splicing. Codes for nothing. NOTHING.Intron
64.5%
A cell or an organism having half of the number of chromosomes of normal cells. (eg. sex cells, n)Haploid
62.9%
Reduced form of NADPNADPH
61.3%
Forms an interconnected network of tubules within cells. Rough ones synthesize proteins while smooth ones synthesize lipids and steroidsEndoplasmic reticulum
59.7%
The process of creating an equivalent RNA copy of a sequence of DNATranscription
59.7%
Signal to make cell kill itselfApoptosis
56.5%
Transfers electrons from one molecule to another in metabolism. Gets reduced to NADHNAD
56.5%
Two different genes (eg. Hh or Bb)Heterozygous
56.5%
Process of cellular replication that results in the formation of gametes.Meiosis
56.5%
Process of cellular that results in two exact copies of the cell.Mitosis
56.5%
Cells have two homologous copies of each chromosome (non-sex cells, 2n)Diploid
54.8%
A unit of heredity in a living organism. It is normally a stretch of DNA that codes for a type of protein or for an RNA chain that has a function in the organism.Gene
54.8%
The iron-containing oxygen-transport protein in the red blood cells. Binds cooperativly and can bind 4 oxygen molecules.Hemoglobin
54.8%
Organisms that lack a cell nucleus. DNA is stored in the nucleoid. High surface area to volume ratio.Prokaryote
53.2%
RNA molecule that provides the 'blueprint' for protein production.mRNA
53.2%
Part of the cell that makes proteins from amino acids. A main component in translation. Stuck on rough ER.Ribosomes
51.6%
Any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies)Antigen
51.6%
DNA sequence that is NOT removed from DNA durring splicingExon
51.6%
Two of the same genes (eg. HH or hh)Homozygous
50%
Transfers a specific active amino acid to a growing polypeptide chain at the ribosomal site of protein synthesis during translation.tRNA
50%
An enzyme that creates a double-stranded DNA molecule from a single strand of RNA.Reverse Transcriptase
48.4%
Oxygen binding protein. Contains porphyrin ring. Can only bind to 1 oxygen molecule.Myoglobin
48.4%
Cells that contain complex structures inside the membranes. The defining membrane-bound structure that sets them apart is the nucleus, or nuclear envelope, within which the geneticEukaryote
46.8%
the spread of cancer from one organ to another. Very inefficient.Metastasis
46.8%
An organism that produces complex organic compounds from simple inorganic molecules using energy from light (by photosynthesis) or inorganic chemical reactionsAutotroph
43.5%
_________ gel electrophoresis is a method used in biochemistry and molecular biology to separate DNA, RNA or protein. Nucleic acid molecules are separated by size.Agarose
43.5%
Is one of the germ layers formed during embryogenesis. It forms the epithelial lining of multiple systems. Endoderm
43.5%
The primary function of this is to process and package macromolecules, such as proteins and lipids, after their synthesis and before they make their way to their destination; it isGolgi Complex
43.5%
Is an organism that uses organic carbon for growth.Heterotroph
43.5%
Used in anabolic reactions like lipid and nucleic acid synthesis. In plants, it is reduced during the light reaction of photosynthesis.NADP
43.5%
'Reads' an intact DNA strand as a template and uses it to synthesize the new strand.DNA polymerase
41.9%
Used by the immune system to identify and neutralize foreign objectsAntibody
40.3%
Display self and nonself antigens within a cell to the rest of the organism.MHC Molecule
38.7%
Copying DNA. Uses both strands of DNA as a template to form complementary strands.Replication
38.7%
A region of DNA that facilitates the transcription of a particular region of DNA.Promoter
37.1%
Definition Word % Correct
The liquid found inside a cellCytosol
37.1%
Used as a reducing agent. Can transfer its electron to another molecule.NADH
37.1%
Cleaves DNA at restriction sites. Leaves sticky ends.Restriction Enzyme
37.1%
Messenger RNA (mRNA) produced in transcription is decoded to produce a specific amino acid chain, or polypeptide, that will later fold into an active protein.Translation
35.5%
Increase in the concentration of chemical nutrients in an ecosystem to an extent that increases the primary productivity of the ecosystem. Such as algae on a lake.Eutrophication
33.9%
Wraps up and packages DNAHistone
33.9%
A phase early in the development of most animal embryos, during which the morphology of the embryo is reorganized to form the three germ layers: ectoderm, mesoderm, and endodermGastrulation
32.3%
Put two strands of DNA togetherDNA ligase
32.3%
Premature death of cells and tissues. Can be caused by infection, toxins, trauma, etc.Necrosis
32.3%
a small molecule that binds specifically to a larger oneLigand
30.6%
Biological process that causes an organism to develop its shape.Morphogenesis
29%
Sequences of DNA that can move around to different positions within the genome of a single cell, they can cause mutations and change the amount of DNA in the genome.Transposon
29%
Prevents the transcription of DNA. Coded by regulator genes.Repressor
29%
Total entropy (disorder) in the universe is continually increasingSecond Law of Thermodynamics
29%
Improves the function of a proteinEnhancer
27.4%
A primary antibody is used against the antigen of interest; a subsequent, secondary ('indirect'), dye-coupled antibody is introduced that recognizes the primary antibody.Immunofluorescence
27.4%
What is Tim?A N00b
27.4%
Decodes mRNA into amino acids. Aids in translation.rRNA
27.4%
What kind of magic does Tim use?Gypsy
27.4%
Transfers genetic information to another cell is typically to isolate, multiply, or express the insert in the target cell.Vector
25.8%
Part of tissue that usually provides structural support to the cells in addition to performing various other important functions. Also regultes intercellualr communication.Extracellular Matrix
25.8%
How fat is Tim?Too fat
25.8%
Energy remains constant, even though it forms a change.First Law of Thermodynamics
25.8%
Property of magnetic nuclei that allows it to absorb an electromagnetic pulse and radiate it back out.Nuclear Magnetic Response
24.2%
Moves the cell, important in muscle contraction and cell divisionActin
24.2%
Involves chromogenic reporters and substrates which produce some kind of observable color change to indicate the presence of antigen or protein.ELISA
22.6%
Is the largest or the smallest at the bottom of the SDS page gel?Smallest
21%
Conduct photosynthesis. Contains chlorophyll. Have their own DNA.Chloroplast
21%
lipid-soluble molecule usually synthesized by microorganisms to transport ions across the lipid bilayer of the cell membrane.Ionophore
19.4%
What amino acid is the start codon?Methionine
19.4%
Locomotory structures in bacteriaFlagella
19.4%
What makes a compund more reduced?More Hydrogen
17.7%
Moves materials with in the cell and form mitotic spindles.Microtubules
17.7%
Converts chemical energy into ATP. Cellular respiration. Have their own DNAMitochondria
17.7%
Where does the oxygen plants produce come from?Water
16.1%
Definition Word % Correct
Tumor that grows without invading other tissuesBenign
16.1%
Chemicals that cause changes in the DNA sequence and cause cancer.Carcinogen
16.1%
Set of pathways that break down larger molecule into small units and release energyCatabolism
16.1%
Occurs in many cooked starchy foodsAcrylamide
14.5%
genes that determine which parts of the body form what body partsHomeotic
14.5%
Interferes with the expression of a particular gene. Also serves as an antiviral mechanism and shapes chromatin.siRNA
14.5%
Tumor that invades other tissuesMalignant
14.5%
Middle layer of tissueMesoderm
14.5%
Pulse-like voltage wave that travels on 'excitable' membranesAction potential
12.9%
Projections from neurons that recieve message from other neuronsDendrites
12.9%
Partitioning of cytoplasmCytokinesis
12.9%
Sequences that are evolutionarily related are __________.Homologous
11.3%
pH=7 [reactant]=1M [water]=55.5M T=25C P=1atmStandard conditions
11.3%
Outter layer of tissueectoderm
11.3%
Regulator of hemoglobinBPG
9.7%
Threadlike structures in bacteria that help them adhere to one anotherPili
9.7%
Specialization of cells for different structures and functionsDifferentiation
9.7%
Provides mechanical support to the cell.Intermediate Filaments
8.1%
Bacteria that carry out photosythesisCyanobacteria
8.1%
Molecules that differ only in configuration of the atoms around one or more carbonsChiral isomers
6.5%
Proteins use hydrolysis of _____ as a 'timer' for the 'on' response.GTP
6.5%
In this the electron transport chain accepts the electron from photosynthesis.Photosystem I
6.5%
Quinones and Coenzyme Q are exaples of what?Hydrophobic electron carriers
6.5%
What is another way to say lowest energy conformation or active conformation?Natural Conformation
4.8%
Cells of early embryo can become any cell type or tissueTotipotent
4.8%
Extended and specialized plasma membrane that wraps around nerveMyelin sheath
4.8%
Partitions replicated DNA in mitosisMitotic spindle
3.2%
In this enzymes that reduce NADP accept the electron from photosynthesis.Photosystem II
3.2%
On the inner membrane of mitochondria and is used to carry electrons down the ELCCytochrome C
3.2%
NAD+, NADP+, FMN, FAD, Hemewater soluable electron carriers
3.2%
Trap in sunlight.Thylakoids
3.2%
What states 'There is no way for a protein to sample all conformations while folding because there are too many'?Levinthals paradox
1.6%
Simultaneous polymerization and depolymerization of different MT's in the same pool at steady state.Dynamic instability
1.6%
What is the primary source of free energy driving protein folding?Hydrophobic amino acids
0%

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