Science Quiz / Biology - Genetics Quiz

Random Science or Biology Quiz

QUIZ: Can you name the Biology 2nd exam?

Quiz not verified by Sporcle

How to Play
Score 0/124 Timer 20:00
Organism's genetic makeup, outward appearance does not display the full picture
When one trait is dominant and the other is recessive
Inside all cells, semifluid, jellylike substance in which all subcellular components are suspended.
Tiny complexes that make proteins according to instructions from the genes, all cells have these. Made of RNA and protein.
A network of fibers extending through the cytoplasm
A long cellular appendage specialized for locomotion
One of a family of closely related organelles that includes chloroplasts, chromoplasts, amyloplasts, photosynthesis.
Membranous sac of hydrolytic enzymes that animal cells use to digest macromolecules.
Enzymes that untwist the double helix at the replication forks, separating the two parental strands and make them available as template strands.
1/3 types of animal cell junction
Breeding an organism with an unknown genotype w/ one with homozygous recessive, in order to determine the genotype of the unknown
Individual chromosomes that carry genes derived from 2 different parents.
Two parents give rise to offspring that have unique combinations of genes inherited from the two parents.
Catalyses the lengthening of telomeres compensating for the shortening during DNA replication.
Variation in phenotype depending on whether an allele came from the male or the female
Occurs while replicated homologs are paired during meiosis 1.
Mating of two variants.
Larger than microfilaments but shorter than microtubules. Specialize in bearing tension.
DNA molecules that contain no genes used to protect organism's genes from cutting too far.
An mishap in the distribution of chromosomes by the meiotic spindle which the members of homologs dont move apart properly or don't seperate during meiosis II
Multicellular haploid that's named for its production by mitosis of haploid gametes.
A gene located on the X chromosome
Eukaryotic chromatin that remains highly compact during interphase and is genetically not transcribed
Inside the centrosome, consist of 9 sets of triplet microtubules arranged in a ring.
Specialized structure in the nucleus that consist of chromosomal regions containing rRna genes and ribosomal protein. The site of rRna synthesis and ribosomal subunit assembly.
Large vesicles derived from the ER & golgi apparatus, integral part of cell's endomembrane system.
Perforate cell walls. Membrane-line channels filled with cytoplasm.
Organism's outward appearance/observable traits
A gene's specific location along the length of a chromosome.
Site of cellular respiration, metabolic process that uses oxygen to produce ATP by extracting energy from sugars, fats, and other fuels.
Diagram used for predicting the allele composition of offspring
Found in plants and algae, sites of photosynthesis
2nd compartment of the mitochondrion, enclosed by the inner membrane. contains many different enzymes as well as mitochondrial DNA and ribosomes.
When an incorrect segment of nucleotides is incorrect, they're cut out and refilled.
Gamete cells require this, reduces # of sets of chromosomes from 2 to 1 in gametes.
Infoldings of an inner membrane
2nd type of life, includes both diploid & haploid stages that are multicellular.
Two chromosomes that have the same length, centromere, position, & staining pattern.
Humans have 46. Includes all cells of the body except gametes & their precursors.
Sacs made of membrane, tiny.
1st filial generation
2nd filial generation
An extensive network of membrane that accounts for more than half the total membrane in many euk. cells.
Genes located near each other on the same chromosome, they tend to be inherited together
The phenotype for a character most commonly observed in a natural population
Proteins built into the plasma membrane. Transmit signals between the ECM and cytoskeleton and indicate changes.
Reproductive cells which are the vehicles that transmit genes from one generation to the next.
At the ends of replication bubbles, y-shaped region where particular strands of DNA are being unwound
A group of genetically identical individuals.
Complex of DNA and protein, fits into the nucleus through an elaborate, multilevel packing system.
1/3 types of animal cell junction
Contain a single set of chromosomes. Each has a haploid number of chromosomes. Sex cells.
States that two alleles of a heritable character segregate from one another during gamete formation & end up with different gametes.
An additive effect of 2 or more genes on a single phenotype character.
The inactive X in each cell of a female condenses into a compact object.
During Prophase I duplicated homologs are connected to each other via the synaptonemal complex. Doesn't occur in Mitosis.
A framework of protein fibres extending throughout the nuclear interior
Includes the nuclear envelope, the ER, golgi apparatus, lysosomes, various types of vesicles and vacuoles, and the plasma membrane.
Each variant for a character of an individual.
aneuploidy involving an extra/third chromosome
an animal's version of a cell wall. Contains glycoproteins and other carb. molecules/
A warehouse for receiving, sorting, shipping and manufacturing products of the ER.
Synthesizes discontinuously as a series of segments
Studded with ribosomes on the outer surface of the membrane. Proteins attach to this.
aneuploidy involving a missing chromosome
stacks of thylakoids
genetic map based on recombination frequencies
At the boundary of every cell. Functions as a selective barrier that allows passage of enough oxygen, nutrients, and wastes to service the entire cell.
The phenotypic expression of a gene at one locus alters that of a gene at a second locus
Alternative versions of a gene
A gene with multiple phenotypic affects
Protein that breaks, swivels, and rejoins DNA strands. During DNA replication, helps relieve strain in the double helix ahead of rep. fork.
When the two alleles affect the phenotype in seperate, distinguishable ways
fluid outside chloroplast DNA
Heterozygotes who though they don't show any phenotypic affects, could pass the recessive allele on to the next generation
Catalyses the synthesis of new DNA by adding nucleotides to the preexisting chain.
flattened, interconnected sac in chloroplast
States that each pair of alleles segregates independently of each other pair of alleles during gamete formation
All other chromosomes, humans have 46.
The initial nucleotide chain that is produced during DNA synthesis is a short stretch of RNA. Starts a complimentary RNA chain so that DNA synthesis can continue.
Coded information in the form of hereditary units.
Produced by mitotic division of a zygote, multicellular diploid.
Extracellular structure of plant cells. distinguishes them from animal cells. protects plant cells, maintains its shape, and prevents excessive uptake of water.
A netlike array of protein filaments that maintain the shape of the nucleus by mechanically supporting the nuclear envelope
X & Y chromosomes. They determine an individual's sex. (Females=XX, Males=XY)
Outer surface lacks ribosomes. Synthesis of lipids, metabolism of carbs, detox of poison, and storage of calcium.
The lesser condensed form of chromatin that can be transcribed
Specialized metabolic compartment bonded by a single membrane. Cooperates with chloroplasts and mitochondrion in certain metabolic functions
Only produce the same variety as the parent organism, even over many generations.
Hollow rods constructed from tubulin, grow in length by adding tubulin dimers.
Many factors including genetics, and the environment collectively affect phenotype
When an error is missed, other enzymes remove and replace incorrectly paired nucleotides.
Synthesizes completely using just one primer
Genotype that is associated with a range of phenotypic possibilities due to environmental influences
Family tree describing the traits of parents & children across the generations
The purpose of meiosis I, reduces the chromosomes in half.
An offspring whose phenotype differs from that of the true-breeding P generation parents. Also refers to the phenotype itself.
Short appendage used for movement
Any cell with 2 chromosome sets, doesn't include sex cells.
Type of DNA replication in which the replicated double helix consists of one old strand, derived from the parental molecule, and one newly made strand.
Contains most of the genes in the eukaryotic cell.
proteins responsible for the first level of DNA packing in chromatin.
Organism that has 2 different alleles for a gene
Where replication of DNA begins.
When an abnormal gamete unites with a normal gamete, the zygote will also have an abnormal number of a particular chromosome
Exists at the point where a cross-over has occured.
The interior of a cell.
1/3 types of animal cell junction
Genes located on the X chromosome
Proteins that have carbs covalently bonded to them.
Solid rods, short, and can for structural networks
Membrane enclosed structures within eukaryotic cells.
During Prophase I chromosomes attach to their non-sister chromatid counterparts and exchange DNA segments, doesn't occur in Mitosis.
encloses the nucleus, separating its contents from the cytoplasm. double membrane, lined by nuclear lamina.
Characters that don't vary categorically (eg. height, skin color)
When subunits run in opposite directions
Organism that has a pair of identical alleles for a gene
Parental generation.
Display of condensed chromosomes arranged in pairs. Used to screen for defective chromosomes associated with certain congenital disorders.
ordered list of genetic loci along a chromosome
A region often located near the nucleus and is considered a 'microtubule organization center'
A single individual is the sole parent & passes copies of all its genes to its offspring without the fusion of gametes.
When neither allele is completely dominant & their phenotype is a mix between the two alleles (eg. pink flowers from white and red parents)
Bind to the unpaired DNA strands after parental strands separate, keeping them from reconnecting

You're not logged in!

Compare scores with friends on all Sporcle quizzes.
Sign Up with Email
Log In

You Might Also Like...

Show Comments


Top Quizzes Today

Score Distribution

Your Account Isn't Verified!

In order to create a playlist on Sporcle, you need to verify the email address you used during registration. Go to your Sporcle Settings to finish the process.