Bio Midterm Review


Define: Biology


The study of interactions between living organisms and their environment


Define: Homeostasis


The ability ofnan organism to mainntain internal stability


Define:


the sum of all chemical reactions that occur within the cells of an organism


Organic Molecules contain both ___(1)___ and ___(2)___.


1. Carbon2. Hydrogen


Is water organic? Why (not)?


NOIt does not contain Carbon


Define: Organelle


structures within a cell that carries out life functions/processes.


Level of Order (Small to Large)


OrganelleCellTissueOrgansOrgan SystemsOrganism


Fill in Blanks:

Vacuole:
1. Life Function:
2. Definition:
3. Organ:
4. Organ System:
5. Plant or Animal:


1. Digestion/Excretion2. Fluid filled sacs that store food, water, and wastes3. ??4. Digestive, Excretory5. Both


Fill in Blanks:
Nucleus:
1. Life Function:
2. Definition:
3. Organ:
4. Organ System:
5. Plant or Animal:


1. ??2. center of cell; controls cell's actions3. ALL4. Nervous5. Both


Label:


1. Nucleus2. Chromosome3. Vacuole4. Cytoplasm5. Cell Membrane6. Mitochondria