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.

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
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

Standard 3 Vocab

Standard 3 Vocabulary Words

TermDefinition
Phenotype An organism's physical appearance or physical traits.
Variation Differences
Trait A characteristic that an organism can pass on to its offspring through its genes.
Cloning When a new organism is created that has the exact copy of another organism's genes.
Sperm The male sex cell.
Asexual reproduction A type of reproduction that involves only one parent. The offspring are identical to the parent.
Genotype An organism's genetic makeup or allele combination.
Egg The female sex cell.
Gene One set of instructions for an inherited trait.
Heredity The passing of genetic traits from parents to offspring.
Sexual reproduction A type of reproduction that involves two parents. The offspring will get half their DNA from the father and half from the mother.
Dominant A gene that covers up or dominates the recessive gene.
Punnett Square A chart that shows all of the possible combinations of alleles that can result from a genetic cross.
Chromosome A double rod of chromatin found in the nucleus, 46 in total.
DNA A molecule in all living cells that contains the information that determines the traits that a living thing inherits and needs to live.
Homozygous Having two identical alleles for a trait.
Mutation A change in a gene or chromosomes.
Recessive A gene that is covered up or hidden by the dominant trait.
Allele Different forms of the same gene.
Heterozygous Having two different alleles for a trait.