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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

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
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 studies p.1

science class

what is a phenotype? the way an organism looks
what is a genotype? genetic makeup or a combination of alleles in an organism
what is homozygous? two of the same alleles for a trait
what is heterozygous? two different alleles for a trait
what are genes? factors that control traits. the different forms of a gene are called alleles
what does dominant mean? an allele that always shows up in an organism, even when the other allele is present
what does recessive mean? an allele that is hidden whenever the dominant is present
what is a hybrid? has two different alleles for a trait
what is a trait? a characteristic such as a seed color
what does genetic mean? the study of heredity
what does heredity mean? the passing of traits from parents to offspring
what does purebred mean? always produces offspring that have the same trait
what does alleles mean? different forms of a gene
what does chromosomes mean? short thick coils of DNA
what does DNA mean? determines the inherited traits of an organism
what does acquired trait mean? EX. environmental, learned, and manipulated
what does inherited trait mean? EX. blood type,hair color, and face shape
how many chromosomes are in human cells? 46
how many chromosomes are in human gametes? 23
acquired trait- enviromental: food, soil, and water
acquired trait- learned: learning how to hunt and learning how to follow commands
acquired trait- Manipulated: contolling shapes and sizes of how plants grow
Created by: _briannab44_