Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
21 Cards in this Set
- Front
- Back
|
Who was the first person to test spontaneous generation
|
Francesco Redi
|
|
|
What is the main source of energy in a cell
|
Mitochondria
|
|
|
What is the cell membrane supposed to do
|
Boundary that either lets minerals in or keeps them out
|
|
|
What are lysomes
|
Vesicles that degrade various materials
|
|
|
What experiment did Louis Pasteur do
|
The broth experiment with the swan neck flask
|
|
|
What is the process in which minerals and other things move an giants the concentration gradient.
|
Active transport
|
|
|
What did Robert Hooke do
|
Observed bark and named the cell.
|
|
|
What are cylindrical structures that play an important role in cell division.
|
Centrioles
|
|
|
What is the use of reverse osmosis.
|
Purify water
|
|
|
Which tube transports water and minerals up a plant and is made of dead cells.
|
Xylem
|
|
|
What is the pressure that opens the guard cells
|
Turgor pressure
|
|
|
What kind of transport is facilitated diffusion.
|
Passive
|
|
|
What is the main part of a cell used in photosynthesis.
|
Chloroplasts.
|
|
|
What is phagocytosis.
|
Endocytosis of food
|
|
|
When a cell grows its volume increases slower than its surface area.true or false
|
False
|
|
|
Define semi permeable
|
Only certain minerals can pass through
|
|
|
What is Dalton's atomic theory(1 point)
|
All matter is made up of small particles called atoms
Atoms can't be created or destroyed or divided All atoms of the same element are the same in mass and size. |
|
|
What is a group of 2 or more atoms held together by an electrically neutral charge
|
Molecule
|
|
|
What are the 2 categories matter is classified in
|
Pure substance and mixture
|
|
|
How many valence electrons does calcium have
|
2
|
|
|
What is another name for a negatively charged ion
|
Anion
|
