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;
83 Cards in this Set
- Front
- Back
|
1-1. How many steps to the scientific method? |
6 |
|
|
1-2. What are the first 3 steps in the scientific method? |
1.Ask a question 2.Background Research 3.Make a hypothesis |
|
|
1-3. What are the last 3 steps in the scientific method? |
4.Make and conduct a experimenter 5.Collect and analyze data 6.Discuss your results |
|
|
1-4. What axis does the independent variable go on? |
The x-axis |
|
|
1-5. What axis does the dependent variable go on? |
The y-axis |
|
|
1-6.Name the 6 characteristics of living things |
1.made of cells 2.obtain and use energy 3.grow and develop 4.reproduce 5.respond to their environment 6.adapt to their environment |
|
|
1-7. What does the control do in a experiment? |
It is something to base your experimenter off of |
|
|
1-8. What are the parts of a lab report in order? |
1.Purpose 2.Materials 3.Procedure 4.Observations 5.Conclusion |
|
|
1-9. How many variables do you change in a experament |
one |
|
|
1-10. What happens more than one variables are changed in a experiment |
The experiment is no longer valid |
|
|
2-1. What is found in all matter? |
Atoms |
|
|
2-2. What makes up the nucleus of an atom? |
Protons and Neutrons |
|
|
2-3. What makes water different from other substances? |
It is polar |
|
|
2-4. What 6 elements are found in most living things? |
Nitrogen, Sulfur, Oxygen, Hydrogen, Carbon, and Phosphorus |
|
|
2-5. What does the pH scale measure? |
How much hydroxide(Base) or hydrogen(Acid) ions are in something |
|
|
2-6. What is a acid? |
A substance with a low pH level like Vinigar |
|
|
2-7. What is a base |
A substance with a high pH level like Bleach |
|
|
2-8. What are lipids made out of? |
Fatty Acids and Glysoral |
|
|
2-9 What are Proteins made of? |
Amino Acids |
|
|
2-10. What are carbohydrates made of? |
monosaccharides |
|
|
2-11. What are nucleic acids made out of? |
Nucleotides |
|
|
2-12. What reaction breaks down polymers using water? |
hydrolysis |
|
|
M-1. How do u get the total magnifying power of a microscope? |
You multiply the power of the eye piece with the power of the objective lens |
|
|
M-2. When you move a slide right what happens while looking into the eye piece? |
The slide moves left |
|
|
M-3. What is the last thing you do when you have a problem? |
Ask the teacher
|
|
|
M-4. If you cannot focus on high power what must you do? |
Focus it on a lower power |
|
|
M-5. If you are on high power what should you never change? |
The coarse adjustment knob |
|
|
M-6. How can you tell how big something(x) is when looking through a microscope? |
Take the diameter of the power you are using and divide it by home many x's you can fit across the diameter |
|
|
M-7. What does a electron microscope allow you to do? |
Lets you see more detail and a much better picture
|
|
|
M-8. What are somethings a electron microscope cannot allow you to do? |
Observe living things and see it with your eyes |
|
|
M-9. How can you see something in more detail? |
Switch to a higher power |
|
|
M-10. What does the diaphragm do in a microscope? |
Lets you change how much light comes through and may make it easier to see details |
|
|
7-1. Why are the cell wall and cell membrane different? |
Cell wall keeps structure and base only in plant cells and cell membrane controls what goes in and out of cells. |
|
|
7-2. Why do some organelles have highly folded membranes? |
To allow for more surface area in a smaller total area
|
|
|
7-3. What is the difference between a plant and animal cell? |
Plant cells have chloroplasts, cells walls and a much larger vacuole |
|
|
7-4. Is the cell the smallest unit of life? |
Yes |
|
|
7-5. What is a eukaryote? |
A organism with many complex cells |
|
|
7-6. What is a prokaryote? |
A simple cell organism usually with no nucleus |
|
|
7-7. What is the order of life from simplest to most complex? |
organelle, cells, tissues, organs, organ systems, organisms |
|
|
7-8. Why do we use the word "cell" |
Robert Hooke first used a microscope to look at cork and saw what reminded him of rooms or cells. |
|
|
7-9. What does the lysosome do? |
Break down and get rid of waste in the cell |
|
|
7-10. What does the golgi do? |
Takes in proteins and modifies and redistributes them to other parts of the cell |
|
|
7-11. What does the microtubules do? |
Act as a sort of transport to move things around inside the cell |
|
|
7.3-1. What is the cells primary tool to maintain homeostasis? |
Cell Membrane
|
|
|
7.3-2. What is selective permeability mean? |
It lets some things through while others things cannot |
|
|
7.3-3. What do substances move from when diffusing? |
High concentration to low
|
|
|
7.3-4.Whats it called when something goes from low to high concentration? |
Active Transport
|
|
|
7.3-5. What is osmosis |
Its a type of diffusion only relating to water
|
|
|
7.3-6. Why are there transport proteins in the cell membrane?
|
To help some molecules move into the cell much easier and with less energy
|
|
|
7.3-7. What is a cell membrane mostly made up of?
|
Phospholipids, head (hydrophilic) and tails (hydrophobic)
|
|
|
7.3-8. What does it mean when a cell membrane is called a fluid mosaic?
|
It is a liquid made of many smaller parts |
|
|
7.3-9. How does most things move from cell to cell? |
Passive Transport
|
|
|
7.3-10. What does the carbohydrates on the cell membrane do? |
It acts as a address almost for the cell |
|
|
10-1. Why do cells divide? |
To reproduce and make more |
|
|
10-2. What is cytokinesis? |
When the cytoplasm divides in a cell |
|
|
10-3. When a goes through mitosis what does it produce? |
It produces two daughter cells |
|
|
10-4. What is cancer? |
When something affects the division of a cell and is uncontrollable, and produces abnormal cells |
|
|
10-5. When a cell enters mitosis what happens to the amount of chromosomes in the daughter cells? |
They are the same amount as the parent cell |
|
|
10-6. What happens in S phase? |
The chromosomes become double stranded
|
|
|
10-7. What happens in Anaphase? |
The chromosomes are pulled apart and become single stranded again |
|
|
10-8. What happens in cytokinesis in a animal cell? |
Animals Cells membrane gets pinched in and makes a cleavage furrow. |
|
|
10-9. What happens in cytokinesis in a plant cell? |
A plate is formed in the middle of the two cells and a new cell wall is created |
|
|
10-10. What does a zygote do right after it is formed? |
It immediately starts cell division |
|
|
8-1. How is energy stored and released in ATP |
When phosphate is gained or lossed |
|
|
8-2. Why do plants use photosynthesis? |
Converts sunlight to usable energy for the plant |
|
|
8-3. What is photolysis and what does it produce? |
Its the separation of water using light, energy and Oxygen |
|
|
8-4. Where does photosynthesis occur in a plant? |
The chloroplasts |
|
|
8-5. What types of photosynthesis are there? |
Light-Dependent and Light-Independent |
|
|
8-6. What are the reactants in photosynthesis? |
Carbon Dioxide, Water and Sunlight |
|
|
8-7. What are the products of photosynthesis? |
Oxygen and Glucose |
|
|
8-8. What is the equation for photosynthesis? |
6CO2 + 6H2O -> C6H12O6 + 6O2 |
|
|
8-9. What is the formula for glucose? |
C6H12O6 |
|
|
8-10. What do the chlorophyll do in a light reaction? |
Capture the light |
|
|
9-1. What happens to your muscles when they run out of oxygen? |
They start using other sources of energy your body has stored like fats |
|
|
9-2. What is the main use of respiration? |
It breaks down food using oxygen so your body can use its energy |
|
|
9-3. How do your cells get the energy to make ATP? |
Use the energy from your food |
|
|
9-4. What does aerobic mean? |
Pathways of cellular respiration that require oxygen |
|
|
9-5. What cells can go through both respiration and photosynthesis? |
Bacteria |
|
|
9-6. When does cellular respiration generate more energy? |
With oxygen |
|
|
9-7. What happens in the mitochondria that is so important to us |
Cellular Respiration |
|
|
9-8. What energy storing molecule is produced in all steps of cellular respiration? |
ATP |
|
|
9-9. What are the reactants in respiration? |
Oxygen and Glucose |
|
|
9-10. What are the products of respiration? |
ATP |
