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


During transcription, an RNA molecule is formed inside the nucleus.
Which of the following assort independently? chromosomes
The farther apart two genes are located on a chromosome, the less likely they are to be inherited together.
When during the cell cycle are chromosomes visible? only during cell division
If two genes are on the same chromosome and rarely assort independently, located close
A DNA molecule produced by combining DNA from different sources is known as recombinant DNA.
All of the members of a particular species that live in one area are called a(an) population
If a nutrient is in such short supply in an ecosystem that it affects an animal’s growth, the substance is a limiting nutrient
The series of predictable changes that occurs in a community over time is called ecological succession.
The number of different species in the biosphere is called species diversity.
Which are two ways a population can decrease in size? decreased birthrate and emigration
The movement of organisms into a given area from another area is called immigration
Created by: lillylulu
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