My Crossword Maker Logo
Powered by BrightSprout
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Tic Tac Toe Crossword

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
Across
1
The smallest structual and functional unit of an organism
3
A person's child or childern
6
Relating to or denoting heritable charestics controlled by genes that are expressed in offspring when inherited from both parents.
7
A unit of heredity that is transferred from a parent to offspring and is held to determine some charcteristic of the offspring.
10
A diagraph showing the lineage or geneolgy of an individual and all the direct ancestors
12
A dominant trait is opposed to a recessive trait which is expressed only when two copies of the gene are present.
13
The genetic constitution of an individual organism.
14
One of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
17
A heterzygous condition in which both alleles at agree locus are particually expressed
21
A type of cell division that results in 4 daughter cells each with half the number of chromosomes of the parent cell.
24
The male sex cell typically consiity of a head,idpeice, and a tail
25
A distinguishing quality or characteristic typically one belonging to a person.
26
The region of a chromosome to which are microtubes of the single attach.
Down
2
Is the female reproduction cell
4
The action or process of fertilizing an egg involving the fusion of a sperm cell, to make a zygote
5
A pair of genes where one is dominant and one is recessive they are diffrent.
8
The central and most important organelle that controls a cell
9
When a indivudual has two of the same allele whether dominant or recessive, they are homozygous
11
A mature naploid male or female germ cells that is able to unite with another opposite sex in sexual reproducition to form a zygote
15
The set of observable characteristics of an individual resulting from the interaction of its genotype with the enviroment.
16
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.
18
A diapgrahm that is used predict an outcome of a particular cross or breeding experiment
19
The passing on of physical or mental characteristics genetically from one generation to the other.
20
A threadlike structure carrying genetic info in the form of genes
22
A series of events that take place in a cell leading to its division and duplication of its DNA
23
Each of the two threadlike strands in which a chromosome divides longitudinally during cell division.