Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

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.
Your email address is only used to allow you to reset your password. See 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.
Didn't know it?
click below
Knew it?
click below
Don't Know
Remaining cards (0)
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

Mendel's Genetics

7th Grade Chapter 5

How did Mendel study pea plants? By cross breeding 2 different pea plants.
How many trait s did Mendel study at one time? 1 trait at a time.
Where and when did Mendel live? Brno and 1822-1884.
What is the difference between how Gregor Mendel did his reasearch compared to other scientists? He used the scientific method.
How did Mendel use his probability in his research? Mathamatics
Define inheritance The passing of traits from parents to offspring.
Define Genes segment of DNA on a chromosome or a chromatid that controls a particular trait.
How do genes appear on homologus chromosomes and why? genes appear on a chromosome in pairs because they need to go through the stages of mitosis.
Define allele an alternate expression of a gene expressed by large and small letters.
How is an allele expressed? LARGE and small letters
how many alleles are there for each genotype? Why? 2 alleles, 1 for dominint and 1 for recessice
Define genotype The actual genetic makup of the organism.
Define phenotype Physical description of trait based on genotype
What is the principle of dominant and recessive? You have both dominint and recessive but you can only see dominant.
How are dominant and recessive traits shown in a genotype? How ypu express yourself.
What is the difference between parental and filial group? parental=wrinkled seeds filial=rounded
Define Punnett Square Used to predict the resultsof a cross without actually crossing the traits.
What do punnett squares represent? 100% probability
define the difference between homozygous dominant, homozygous rececive and heterozygous.(give examples of each) homozygous dominant LARGE letter, LARGE letter(BB) homozygous recessive small letter, small letter (bb) heterozygous LARGE letter, small letter
Created by: 21hbucklin
Popular Biology sets




Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards