Biology Chapter 9 Crossword
Type
Crossword
Description

Double stranded nucleic acid chain made up of nucleotides
A section of DNA that carries the code to make a protein
The complete set of DNA contained within the haploid set of an organism's chromosome
Alternative forms of a gene
The structure made of protein and nucleic acids that carries genetic information
A region of repetitive base sequences that is found at the end of every chromosome.
Highly basic proteins that associate with DNA inside the nucleus and help it condense into a chromosome allowing it to fit inside the nucleus.
A specialised sequence of DNA that holds together the two chromatids. It is very important for the process of meiosis.
Also known as the ‘p arm’ – this is the section of the chromosome that is shorter in length.
Also known as the ‘q arm’ – this is the section of the chromosome that is longer in length.
Each gene has a specific location on a specific chromosome
Genes of DNA molecules are separated by this
The number of chromosome sets that it carries.
Matching pairs of chromosomes that are the same size and have the same genes in the same locations.
Chromosomes involved in determining sex.
Chromosomes involved in determining sex.
Chromosomes not involved in determining sex.
A visual representation of an individual’s entire genome organised into homologous pairs
When a cell or organism varies in the usual number of chromosomes in its genome by the addition or loss of a chromosome.
When an organism contains additional sets of chromosomes in its genome
Set of alleles present in the DNA of an individual organism. A result of inheritance.
All of the observable characteristics of an organism.
The expression of one allele of a gene rather than the other.
Relating to a trait or phenotype whose appearance is subordinate to to a dominant trait.
The full phenotypic expression of both alleles is observed.
A form of inheritance in which neither allele is dominant, and both are expressed.
A trait that is under control of a single gene.
A trait under the control of two or more polygenes.
The idea that an organism’s phenotype is explained partly by genes and partly by environmental factors.
Changes to an organism’s phenotype resulting from modifications to gene expression.
A 13 year long project which aimed to sequence the entire human genome into a working database.
Any external effect caused by scientific endeavours that relates to people and groups
Any external effect caused by scientific endeavours that relates to moral problems or quandaries

Genetics Crossword Puzzle

Genetics Crossword Puzzle
Type
Crossword
Description

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

Heredity and Genetics Crossword

Heredity and Genetics Crossword
Type
Crossword
Description

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

genetics review Crossword

genetics review Crossword
Type
Crossword
Description

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

Genetics Vocabulary Crossword

Genetics Vocabulary Crossword
Type
Crossword
Description

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

Genetics Crossword Puzzle

Genetics Crossword Puzzle
Type
Crossword
Description

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring
pairs of chromosomes that have similar genetic information
sex cells
determine sex or gender
determine all traits except gender
having a single set of unpaired chromosomes
containing two complete sets of chromosomes, one from each parent
Cell division process that forms gametes
genetically determined characteristics
a genetic cross between a homozygous recessive individual and a corresponding suspected heterozygote to determine the genotype of the latter
Organisms inherit two copies of each gene, one from each parent. Organisms donate only one copy of each gene in their gametes
one of a pair of genes that appear at a particular location on a particular chromosome and control the same characteristic
the genotype of an individual with 2 recessive of dominant alleles
the genotype of an individual with one dominant and one recessive allele
genetic makeup of an individual
determines the physical appearance of an individual
the more powerful gene
the less powerful gene
a grid system that is used to predict all possible genotypes resulting from a cross
uses a Punnett Square to observe the possible outcomes and probablilities for one trait
uses a Punnett Square to observe the possible outcomes and probabilities for two traits
allele pairs seperate independently of each other during gamete formation
the extent to which an event is likely to occur
the exchange of chromosome segments between homologous chromosomes
genes that are closer together on the chromosome are more likely to be inherited together
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
genes located in the sex chromosome
the phenotype is somewhere between the two traits
both traits are fully expressed
traits that are controlled by a group of nonallelic genes
ancestral lines or charts depicting the lineage or descent of an individual

Genetics unit vocab Crossword

Genetics unit vocab Crossword
Type
Crossword
Description

A unit of heredity that is transferred from a parent to offspring
Chromosome pairs one from each parent that are the same
A mature haploid germ cell
Chromosome that determines the sex of an organism
Any chromosome that is not a sex chromosome
Single set of unpaired chromosomes
To complete sets of chromosomes one from each parent
Type of cell division
Distinguishing quality or characteristic belonging to a person
Way to explore the genotype of an organism
How the offspring of parents with similar characteristics sometimes have offspring with a different characteristics
One of two or more alternative forms of a gene
Two of the same alleles
Genetic constitution of an individual organism
Physical characteristics
A gene that masks the effects of the recessive gene
A gene that is not tangible
Diagram that is used to predict the outcome of an offspring
Type of genetic breeding experiments
Mating experiment between two organisms that are identically hybrid
Random combinations of chromosomes in meiosis
Likelihood of an event to occur
Homologous chromosomes pair up to exchange different segments of genetic material
DNA sequences that are close together on a chromosome
Organism that has inherited a recessive allele
A gene located in the sex chromosome
Intermediate inheritance where one allele is not completely paired
Both alleles of a gene pair are neither dominant or recessive
Controlled by a group of nonallelic genes
Diagram showing the lineage of an individual

mutations, mutagens, cancer, carcinogens, stem cells, and genetics Crossword

mutations, mutagens, cancer, carcinogens, stem cells, and genetics Crossword
Type
Crossword
Description

change of genetic material
DNA duplicates during interphase, makes a mistake during meiosis
exposure to ionizing and radiation
physical or chemical agent that can change the genetic makeup of an organism
wrong bases matched up
base is removed
base is added
cells dividing uncontrollably and can happen in any type of cell
cancer causing agent
can break through boundaries
travel to a new area, divide
a powerful drug that kills all types of cells, to remove cancer
treatment directly targeting a specific tumor
removal of tumor to prevent it from spreading
differentiate between cell types, regrow and reproduce
genetic material coding for a specific trait
variation of genes
trait is determined by more than two alleles
influenced by several genes
influenced by several genes
traits passed down through dominate and recessive genes
both alleles are expressed at the same time
one allele is not completely dominate over the other
blend in between

Heredity Crossword Puzzle

Heredity Crossword Puzzle
Type
Crossword
Description

when many alleles and genes are involved
when two dominant alleles are expressed in the offspring and they blend together
the passing of physical characteristics from parents to offspring
a specific characteristic
the study of heredity
egg and sperm cell joining
fertilization of flowers
organism from many generations with the same form of a trait
holds pollen in the flowers
takes pollen to make a seed
a number that describes how likely it is that an event will occur
Physical appearance/ visible traits
genetic makeup/alleles
when both alleles for a gene are expressed equally
factors that control a trait
The different forms of a gene
trait that always shows up in the organism when the allele is present
is hidden whenever the dominant allele is present
having two of the same alleles
having two different alleles

Modern Genetics Crossword

Modern Genetics Crossword
Type
Crossword
Description

when both alleles show equally
when neither allele is completely dominate
when there are more than 2 alleles for a genetic trait
23rd pair of chromosomes in a human
traits controlled by genes located on the sex chromosomes
is pattern of a trait that is controlled by two or more genes
first 22 pairs of homologous chromosomes
sugar in RNA
copies of coded messages from DNA
carries amino acids o the ribosomes
ribonucleic acid
any change in a gene
diagram or family tree
photograph of a persons chromosome arranged in pairs
process of selecting organisms with desired traits
all the DNA in one cell of an organism
involves crossing 2 individuals that have similar characteristics
breeders cross 2 genetically different individuals in hopes of offspring having best traits from both parents
organism that has exactly the same genes as another
genes from one generation are transferred into DNA
involves inserting copies of a gene directly into a persons cell
project to identify the DNA sequence

Mendelian Genetics Crossword

Mendelian Genetics Crossword
Type
Crossword
Description

mating between two individuals with different alleles for one trait
specific characteristic of an organism
a variant form of a gene
cross between two different alleles that differ in two observed traits
an organism that passes down certain phenotypic traits to its offspring
the generation resulting immediately from a cross of the first set of parents
process of interbreeding individuals from genetically distinct populations
any observable feature
parental generation
result of a cross between two F1 individuals
determines the appearance
diagram used to predict an outcome of a particular cross or breeding experiment
hybrid that is heterozygous for alleles of two different genes
during the production of gametes the two copies of each hereditary factor separate so that offspring acquire one factor from each parent
no effect on appearance
genes where one is dominant and one is recessive
set of observable characteristics of an organism
a hybrid that is heterozygous with respect to a specified gene
pair of matching alleles for a trait
genetic cross between a homozygous recessive individual and corresponding heterozygote to determine the heterozygote’s genotype (PP x pP)
genetic constitution of an individual organism
mating between two individuals with different alleles for one trait
variation in hereditary factors for independent characteristics