Type
Crossword
Description

This crossword contains the following questions and answers:

a distinguishing quality or characteristic trait
the offspring of two organisms with different forms of the same traits hybrid
trait that is blocked by the presence of a dominant factor recessive
a section of a chromosome that has genetic information for one trait gene
the two alleles that control the phenotype of a trait genotype
When the allele for a trait is on an X or Y sexlinked
when the two alleles of a gene are the same homozygous
when the two alleles of a gene are different heterozygous
a model used to predict possible genotypes and phenotypes of offspring Punnettsquare
the passing of traits from parents to offspring heredity
the study of how traits are passed from parents to offspring genetics
trait that blocks another genetic factor dominant
thread-like structures located inside the nucleus of cells that contain the genetic information that controls traits chromosome
different forms of the same genes alleles
how a trait appears or “is expressed” phenotype
when the offspring’s phenotype is a combination of the parent’s phenotypes incompletedominance
when both alleles can be observed in a phenotype codominance
deoxyribonucleic acid – an organism’s genetic material DNA
a molecule with a nitrogen base, a sugar, and a phosphate group nucleotide

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Heredity Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

when many alleles and genes are involved Multiple Allele
when two dominant alleles are expressed in the offspring and they blend together Incomplete Dominance
the passing of physical characteristics from parents to offspring Heredity
a specific characteristic Trait
the study of heredity Genetics
egg and sperm cell joining Fertilization
fertilization of flowers pollination
organism from many generations with the same form of a trait Purebred
holds pollen in the flowers Stamen
takes pollen to make a seed Pistil
a number that describes how likely it is that an event will occur Probability
Physical appearance/ visible traits Phenotype
genetic makeup/alleles Genotype
when both alleles for a gene are expressed equally Codominance
factors that control a trait Genes
The different forms of a gene Alleles
trait that always shows up in the organism when the allele is present Dominant
is hidden whenever the dominant allele is present Recessive
having two of the same alleles Homozygous
having two different alleles Heterozygous

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Genetics Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

Factors that control a trait Allele
A person's genetic makeup Genotype
A person's physical appearance Phenotype
A change in a gene or chromosome Mutation
A chart that tracks which members of a family have a particular trait Pedigree
A picture of all the chromosomes in a cell Karyotype
An organism that has the same genes as the organism it was produced from Clone
Breeding two individuals with similar traits Inbreeding
Same alleles for a single trait Homozygous
Different alleles fo a single trait Hetrozygous
The science behind heredity Genectics
The chance of something occuring Probability
When two alleles are equal and present in both the phenotype and genotype of an organism Codominance
A chart that shows all the possible combinations of two genotypes Punnet Square
The process that produces 4 sex cells Meiosis
Breeding two individuals with different traits Hybridization
Moving healthy genes into cells to replace missing or abnormal genes in order to correct a genetic disorder Gene therapy
A genetic problem caused by an issue in an organism's genes Genetic disorder
A trait controlled by three or more alleles is said to have ________________ Multiple alleles
Choosing two organisms with desired traits to be bred Selective breeding

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genetics review Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

passing of traits from parents to offspring heredity
an organism with two different alleles for a trait hybrid
a factor that controls traits gene
a physical characteristic of an organism, ex. eye color trait
an allele whose trait always shows up in the organism dominant
each different form of a gene allele
the scientific study of heredity genetics
an allele whose trait is hidden in the presence of a dominant allele recessive
a type of organism whose offspring of many generations have the same form of a trait purebred
a number describing how likely an event is probability
an organism that has two identical alleles for a trait homozygous
an organism's physical appearance phenotype
an organism's genetic makeup genotype
an organism that has two different alleles for a trait heterozygous
process that produces sex cells meiosis
genes are passed from parents to offspring on these chromosomes
DNA replication takes place in the _____ nucleus
a section of DNA within a chromosome that codes for a specific protein gene
a mass of cancer cells tumor
when a base pair of the gene is added, deleted, or substituted mutation

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Genetics Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The passing of traits from parents to offspring heredity
A characteristic that an organism can pass on to its offspring through its genes. trait
Scientific study of heredity genetics
Augustinian monk and botanist whose experiments in breeding garden peas led to his eventual recognition as founder of the science of genetics (1822-1884) Mendel
A segment of DNA on a chromosome that codes for a specific trait gene
Alternative forms of a gene for each variation of a trait of an organism allele
a genetic factor that blocks another genetic factor dominant trait
A condition that appears only in individuals who have received two copies of a mutant gene, one copy from each parent recessive trait
The likelihood that a particular event will occur probability
A diagram for predicting the allele composition of offspring from a cross between individuals of known genetic makeup. punnett square
An organism that has two different alleles for a trait heterozygous
An organism that has two identical alleles for a trait homozygous
An organism's genetic makeup genotype
An organism's physical appearance, or visible traits. phenotype
These are found in every cell. contained with them is DNA. Located on theme are genes. chromosomes

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Mendelian Genetics Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

mating between two individuals with different alleles for one trait Monohybrid Cross
specific characteristic of an organism Trait
a variant form of a gene Allele
cross between two different alleles that differ in two observed traits Dihybrid Cross
an organism that passes down certain phenotypic traits to its offspring True-breeding
the generation resulting immediately from a cross of the first set of parents F1 Generation
process of interbreeding individuals from genetically distinct populations Hybridization
any observable feature Character
parental generation P Generation
result of a cross between two F1 individuals F2 Generation
determines the appearance Dominant Allele
diagram used to predict an outcome of a particular cross or breeding experiment Punnett Square
hybrid that is heterozygous for alleles of two different genes Dihybrids
during the production of gametes the two copies of each hereditary factor separate so that offspring acquire one factor from each parent Law of Segregation
no effect on appearance Recessive Allele
genes where one is dominant and one is recessive Heterozygous
set of observable characteristics of an organism Phenotype
a hybrid that is heterozygous with respect to a specified gene Monohybrids
pair of matching alleles for a trait Homozygous
genetic cross between a homozygous recessive individual and corresponding heterozygote to determine the heterozygote’s genotype (PP x pP) Testcross
genetic constitution of an individual organism Genotype
mating between two individuals with different alleles for one trait Monohybrid Cross
variation in hereditary factors for independent characteristics Indept. Assortment

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Genetics Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring Genes
pairs of chromosomes that have similar genetic information Homologous Chromosomes
sex cells Gametes
determine sex or gender Sex chromosomes
determine all traits except gender Autosomes
having a single set of unpaired chromosomes Haploid
containing two complete sets of chromosomes, one from each parent Diploid
Cell division process that forms gametes Meiosis
genetically determined characteristics Traits
a genetic cross between a homozygous recessive individual and a corresponding suspected heterozygote to determine the genotype of the latter Testcross
Organisms inherit two copies of each gene, one from each parent. Organisms donate only one copy of each gene in their gametes Law of segregation
one of a pair of genes that appear at a particular location on a particular chromosome and control the same characteristic Allele
the genotype of an individual with 2 recessive of dominant alleles Homozygous
the genotype of an individual with one dominant and one recessive allele Heterozygous
genetic makeup of an individual Genotype
determines the physical appearance of an individual Phenotype
the more powerful gene Dominant
the less powerful gene Recessive
a grid system that is used to predict all possible genotypes resulting from a cross Punnett squares
uses a Punnett Square to observe the possible outcomes and probablilities for one trait Monohybrid cross
uses a Punnett Square to observe the possible outcomes and probabilities for two traits Dihybrid cross
allele pairs seperate independently of each other during gamete formation Law of independent assortment
the extent to which an event is likely to occur Probability
the exchange of chromosome segments between homologous chromosomes Cross over
genes that are closer together on the chromosome are more likely to be inherited together Genetic linkage
a person or other organism that has inherited a recessive allele for a genetic trait or mutation but does not display that trait or show symptoms of the disease Carrier
genes located in the sex chromosome Sex linked genes
the phenotype is somewhere between the two traits Incomplete dominance
both traits are fully expressed Codominance
traits that are controlled by a group of nonallelic genes Polygenic traits
ancestral lines or charts depicting the lineage or descent of an individual Pedigrees

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Genetics Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

During sexual reproduction, sperm and egg cells join in a process Fertilization
self-pollinate, would produce offspring identical to themselves. true-breeding
A specific characteristic that varies from one individual to another. Trait
The offspring of crosses between parents with different traits. Hybrid
Today, scientists call the factors that determine traits. Gene
The different forms of a gene. Alleles
A setting apart or separation of people or things from others Segregation
Mendel suggested that the alleles for tallness and shortness in the F1 plants segregated from each other during the formation of the sex cells. Gamete
The likelihood that a particular event will occur. Probability
The gene combinations that might result from a genetic cross can be determined by drawing a diagram. Punnett square
Organism that have two identical alleles for a particular trait Homozygous
Organism that have two different alleles for the same trait. Heterozygous
All of the tall plants have the same, or physical characteristics Phenotype
The tall plants do not have the same, or genetic makeup. Genotype
The transmission of characteristics from parents to offspring (children). Heredity
A capital letter represents the dominant alllele for tall. Dominant
A lowercase letter represents the recessive allele for short. Recessive
The scientifc of study of heredity Genetics

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genetics Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

the study of genes Genetics
passing down of traits Heredity
type of cell division that reduces the chromosome number by half meiosis
the union of a human egg and sperm fertilization
a eukaryotic cell formed by a fertilization zygote
is a packaged and organized structure containing most of the DNA of a living organism chromosome
A couple of homologous chromosomes homologous pair
a locus (or region) of DNA that encodes a functional RNA gene
the specific location or position of a gene, DNA sequence, on a chromosome locus
a distinguishing quality or characteristic trait
a mature haploid male or female germ cell that is able to unite with another of the opposite sex gamete
trait passed on allele
(of a cell containing two complete sets of chromosomes, one from each parent. diploid
a cell having a single set of unpaired chromosomes. haploid
refers to a pair of genes where one is dominant and one is recessive (ex.Tt) heterozygous
When an individual has two of the same allele, whether dominant or recessive, they are homozygous. (Ex.TT,tt) Homozygous
an animal bred from parents of the same breed or variety. pure breed
the offspring of two plants or animals of different species or varieties, such as a mule (a hybrid of a donkey and a horse). hybrid
first filial generation of offspring of distinctly different parental types. F1 generation
the offspring produced by interbreeding individuals of an F1 generation F2 generation
traits seen when a heterozygous genotype is present. dominant
a gene that gets dominated over by a dominant gene. recessive
The observable physical characteristic of a living thing phenotype
makes ups the cell and give someone or something it characteristics genotype
refers to a situation where neither allele dominates over the other allele creating a new phenotype incomplete dominance
when someone or something has two traits but only the dominant trait shows codominance
the gene that is carried only on the XX or XY genotype sex-linked traits
the cross of two individuals with two completely different alleles monohybrid cross
a diagram used to predict an outcome or cross breeding punnet square

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~ Genetics Vocabulary ~ Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Study of traits, genes and heredity Genetics
Passing of traits from parents to offspring Heredity
Father of genetics Gregor Mendal
Segments of DNA on chromosomes that code for specific traits Genes
Different forms of a gene Alleles
Allele make-up of a person; you cannot see this (ex: PP or Pp or pp) Genotype
An individual's observable trait (brown hair, blue eyes, etc.) phenotype
An allele or a gene that is expressed in an organism's phenotype, masking the effect of the recessive allele or gene when present. dominant
An allele that is only expressed in the phenotype if there is not a dominant allele in the genotype it is said to be _______. recessive
An organism that has two identical alleles for a trait (hh, TT, gg) homozygous
The condition where both alleles are partially expressed in a BLENDED appearance of the trait. incomplete dominance
both alleles in a heterozyous pair individually contribute to the phenotype. Instead of a blend of the phenotype the pair has a different phenotype. codominance
A chart used to show all the ways genes from two parents can combine and be passed to offspring; used to predict all genotypes that are possible Punnett square
A number with a value from 0 to 1 that describes the likelihood that an event will occur. For example, if a bag contains a red marble, a white marble and a blue marble then the probability of selecting a red marble is 1/3. probability
an expression that compares two quantities (1/4 or 3:4) ratio
A chart or "family tree" that tracks which members of a family have a particular trait pedigree
A person whose genotype includes a gene that is not expressed in the phenotype. carrier
trait shown in phenotype expressed trait
One step in the line of descent of a family generation

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Genetics Word Search

Type
Word Search
Description

This word search contains the following answers:

Chromosome
Traits
RNA
Replication
Recessive
Purebred
Punnett Square
Proteins
Probability
Phenotype
Pea Plants
Parents
Mutation
Mitosis
Meiosis
Inherited
Hybrid
Homozygous
Heterozygous
heredity
Genotype
Genetics
Genes
Dominant
DNA
Allele

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