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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read 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.

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

bio204.s1.d16

cava bio 204 s1.d16 2.05 Ions in Living Things

QuestionAnswer
An [...] is an atom with a positive or a negative electrical charge An ion is an atom with a positive or a negative electrical charge
Cells use [...] to send electrical signals to each other. Cells use ions to send electrical signals to each other.
When you ingest sodium chloride, you are ingesting an inorganic compound —it does not contain carbon. You are also ingesting an [-ic] compound. When you ingest sodium chloride, you are ingesting an inorganic compound —it does not contain carbon. You are also ingesting an ionic compound.
One of calcium's most important roles is to help regulate the substances that cross cell [-s]. One of calcium's most important roles is to help regulate the substances that cross cell membranes.
When [...] dissolves in water (or blood), it forms an acid called carbonic acid. When carbon dioxide dissolves in water (or blood), it forms an acid called carbonic acid.
Bicarbonate ions serve as [-s] that keep the acidity at levels that cells can tolerate. Bicarbonate ions serve as buffers that keep the acidity at levels that cells can tolerate.
[-s] are chemicals that resist a change in pH; either to more acidic, or more alkaline. Buffers are chemicals that resist a change in pH; either to more acidic, or more alkaline.
The most familiar source of bicarbonate ions is probably sodium bicarbonate (aka [...]) The most familiar source of bicarbonate ions is probably sodium bicarbonate (aka baking soda)
[...] ions (Na+) play an important role in balancing the movement of fluids into and out of cells. Sodium ions (Na+) play an important role in balancing the movement of fluids into and out of cells.
In lesson 2.05, the k12 authors say, "Hold your arms out like a bird and flap them up and down. Don't worry, no one can see you! ".... how do they know no one can see you!? ARE THEY WATCHING YOU!??? ;-) YES!!
The ruby-throated hummingbird can flap its wings approximately 65 times per [...]. The ruby-throated hummingbird can flap its wings approximately 65 times per second.
In general, the larger an animal is, the [-er] it's heart beats and the smaller it is, the [-er]. In general, the larger an animal is, the slower it's heart beats and the smaller it is, the faster.
-ide is a suffix we use in chemistry for [-ive] ions. Chlorine is an element, but Chlor-IDE is the [-ive] ion of Chlorine. -ide is a suffix we use in chemistry for negative ions. Chlorine is an element, but Chlor-IDE is the negative ion of Chlorine.
Hydrogen [-s] play a large role in generating ATP, the 'battery' molecule that powers all the protein machines in cells. Hydrogen ions play a large role in generating ATP, the 'battery' molecule that powers all the protein machines in cells.
Created by: mr.shapard