Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how


Genetics vocabulary

trait a characteristic that an organism can pass on to its offspring through its genes
heredity the passing of traits from parents to offspring
genetics the scientific study of heredity
purebred an organism that always produces offspring with the same form of a trait as the parent (homozygous)
gene a segment of DNA on a chromosome that codes for a specific trait
alleles the different forms of a gene
dominant allele an allele whose trait always shows up in the organism when the allele is present; masks the recessive allele
recessive allele an allele that is masked when a dominant allele is present
hybrid an organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait
probability the likelihood that a particular event will occur
Punnett square a chart that shows all the possible combinations of alleles that can result from a genetic cross
phenotype an organism’s physical appearance, or visible traits
genotype an organism’s genetic makeup, or allele combinations
homozygous having two identical alleles for a trait
heterozygous having two different alleles for a trait
sperm a male sex cell
egg a female sex cell
meiosis the process that occurs in sex cells (sperm and egg) by which the number of chromosomes is reduced by half
mutation a change in a gene or chromosome
mitosis the stage of the cell cycle during which the cell’s nucleus divides into two new nuclei and one copy of the DNA is distributed into each daughter cell
Created by: skrebbeks