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Tic Tac Toe Crossword

Across
The smallest structual and functional unit of an organism
A person's child or childern
Relating to or denoting heritable charestics controlled by genes that are expressed in offspring when inherited from both parents.
A unit of heredity that is transferred from a parent to offspring and is held to determine some charcteristic of the offspring.
A diagraph showing the lineage or geneolgy of an individual and all the direct ancestors
A dominant trait is opposed to a recessive trait which is expressed only when two copies of the gene are present.
The genetic constitution of an individual organism.
One of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
A heterzygous condition in which both alleles at agree locus are particually expressed
A type of cell division that results in 4 daughter cells each with half the number of chromosomes of the parent cell.
The male sex cell typically consiity of a head,idpeice, and a tail
A distinguishing quality or characteristic typically one belonging to a person.
The region of a chromosome to which are microtubes of the single attach.
Down
Is the female reproduction cell
The action or process of fertilizing an egg involving the fusion of a sperm cell, to make a zygote
A pair of genes where one is dominant and one is recessive they are diffrent.
The central and most important organelle that controls a cell
When a indivudual has two of the same allele whether dominant or recessive, they are homozygous
A mature naploid male or female germ cells that is able to unite with another opposite sex in sexual reproducition to form a zygote
The set of observable characteristics of an individual resulting from the interaction of its genotype with the enviroment.
A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleos,typical of ordinary tissue growth.
A diapgrahm that is used predict an outcome of a particular cross or breeding experiment
The passing on of physical or mental characteristics genetically from one generation to the other.
A threadlike structure carrying genetic info in the form of genes
A series of events that take place in a cell leading to its division and duplication of its DNA
Each of the two threadlike strands in which a chromosome divides longitudinally during cell division.