Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.

Remove ads
Don't know
Know
remaining cards
Save
0:01
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:
Retries:
restart all cards




share
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

unit 3 vocab

unit 3 vocab for all lessons

TermDefinition
heredity the passing of physical characteristics from parents to offspring
trait each specific characteristic
genetics the scientific study of heredity
fertilization the process when an egg and a sperm join together
purebred the offspring of many generations that have the same form of a trait
gene factors that control a trait
allele different forms of a gene
dominant allele one whose trait always shows up in the organism when the allele is present
recessive allele hidden when the dominant allele is present
hybrid has two different alleles for a trait
probability a number that describes how likely an event will occur
punnet square a chart that shows all the possible ways alleles can combine in a genetic cross
phenotype physical appearance or visible trait
genotype an organisms genetic make up or allele
homozygous an organism that has two identical alleles for a trait
heterozygous an organism that has two different alleles for a trait
incomplete dominance traits that result from a pattern of inheritance
codominance occurs when both alleles are expressed equally
multiple alleles it means that three or more possible alleles determine the trait
polygenic inheritance occurs when more than one gene affects the trait
meiosis the process by which the number of chromosomes is reduced by half sex cells form
Created by: jsnnelson