specialized structure that preforms important cellular functions within a cell is a __________
organelle
100
Thanksgiving this year is Thursday, November the ___
26th
200
Explain what cell theory states.
-All living things are made of cells
-Cells are the basic unit of structure and function in living things
-new cells are produced from existing cells
200
What is the functions of lysosomes?
Lysosomes break down lipids, carbohydrates, and protiens into a small molecules that can be used by the rest of the cell. Also break down organelles that have outlived their usefulness.
200
When is an ionic bond formed?
when one or more electrons are transferred from one atom to another.
200
ribosomes are . . .
small parts of RNA and protein found through ought the cytoplasm in all cells
200
In the song "Take me out to the ball game" what are the 2 foods mentioned?
-cracker jacks
-peanuts
300
Tell the diffrence between Eukaryotes and Prokaryotes?
Eukaryotes...cells that enclose their DNA in nuclei
Prokaryotes...cells that DON'T enclose their DNA in nuclei
300
Vacuoles store materials such as ________, ________, _______, and _________________
water, salts, proteins, and carbohydrates
300
What are the 2 types of chemical bonds?
-ionic
-covalent
300
cell wall is the . . .
strong supporting layer around the membrane
300
What is a country that border's Spain?
-France
-Porchigal
400
What is the total magnification of a ,microscope that has an eyepiece magnification of 10x and an objective lens magnification of a 50x?
500x
400
What does ER stand for?
endoplasmic reticulum
400
Waters ________ gives it the ability to dissolve both ionic compounds and other polar molecules.
polarity
400
"Most biological membranes are __________ __________ meaning some substances can pass through, but others cannot." Fill in the blank.
selectively permeable
400
Whats the first planet from the sun?
Mercury
500
What does it mean if a microscope is false colored?
false coloring is something added to electron micrographs by computers to make certain structures easier to see.
500
The ___ __________ regulates what enters and leaves the cell and also protects and supports the cell.
cell membrane
500
Go back to last year!!!! What is a biotic factor?
What is an abiotic factor?
biotic- any living part of the enviornment with which an organism might interact.
abiotic- any nonliving part of the enviornment.
500
MISC. . . how do microscopes help you?
They MAGNIFY the image of an object by focusing light or electrons.
500
Name 4 songs in Justin Biebers new album.
-sorry
-what do you mean
-where are you now
-love yourself
-no sence
-mark my words
-company
Many more. . .