My Crossword Maker Logo
Powered by BrightSprout
Save Status:
or to save your progress. The page will not refresh.
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.

Genetics 7th Grade Review

Use your notes and science book to help you find the correct words.
Across
A ____ is an organism that has two different alleles for a trait
The actual way that allele looks in an organism is called the _____
_____ is a number that describes how likely it is that an event will occur
Nucleotide base that matches with Cytosine
The different forms of a characteristic; like tall/short or green/yellow
Known as the "Father of Genetics"
The scientific study of heredity
Nucleotide base that matches with Guanine
Passing of physical characteristics from one generation to the next.
Down
Nucleotide base that matches with Adenine
___ Dominance is when the two traits blend to form a third trait.
_____ is when both alleles are expressed because neither is dominant.
The letters we use to represent an allele are called the _____
An organism that is the offspring of many generations that have the same trait.
Some alleles are _____ (cover up the recessive)
Is the molecule that our genetic makeup is stored on
An organism's traits are controlled by the ____ (different forms of a gene) it inherits from its parents.
In a cross between two Tt pea plants (tallness) what which phenotype is the most likely?
Nucleotide base that matches with Thymine
other alleles are _____ (hidden by the dominant).
In a cross between two Tt pea plants (tallness) what which genotype is the most likely?