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

Science SGFM

What is an unicellular organism? An organism that reproduces through cell division.
What is a multicellular organism? An organism that divides and reproduces by growing developing and repairing.
What is DNA? A chemical that contains information for an organism's grown & functions.
Which two men built a model of DNA in 1953? Watson & Crick
What are chromosomes? DNA wrapped around protein and compacted into structures.
What are chromatids? Two identical chromosomes.
What is a centromere? The thing that holds together chromatids.
How many chromosomes does a human have? 46
What is Asexual reproduction? The process in which an organism develops tiny buds on its body, containing the parents exact genetic material in the offspring.
What is an example of Regeneration? Repairing a lost limb.
What is the order of cell division? Interphase, Prophase, Metaphase, Anaphase, Telophase, and Cytokinesis. (Remember: I pushed Marcus at the cookie!)
What is Sexual Reproduction? A cell from the mother combined with the cell from the father, so the offspring gets genetic information from both parents.
Gametes? Cells that contain half the usual number of chromosomes.
Genetics? Parents passing genes to their offspring.
A gene? A unit of heredity that occupies a specific location on a chromosome and codes for a particular product.
A female has 2.....chromosomes X
A male has an.....Chromosome, and a...... Chromosome. X and Y
The 23rd pair of chromosomes are called sex chromosomes. Why? They determine the sex of the organism.
Who investigated heredity? Gregor Mendel
Phenotype Physical Characteristics
Genotype The genes an organism has.
Dominant trait 1 or 2 copies can show through
Recessive Trait 2 MUST be there for it to show through
Created by: Jessica1589