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Vocabulary N°1 - Biology in Use






1. biology : the study of living things



2. Light microscopne: the light passes through the object being looked at and then through two or more lenses.






 












3. stereomicroscope: used for viewing large objects and things through wich light cannot pass.





 













4. International System of Units: a measuring
system based on units of 10.





















5. meter: a SI units of length.


















6. Volume: the amount of space a substance occupies.



















7. kilogram: a SI units of mass.


















8. Celsius: a scale with which scientist measure temperature.
The scientist Marcus use more celsius than fahrenheit to calculate.

9. scientific method: a series of steps used to solved problems.
The best thing that you can do to solve a problem is to use the scientific method.


10. Hypothesis: a statement that can be tasted.




 








11. Experiment: testing a hypothesis using a series of steps with controlled conditions.





 







12. variable: something that can causes the changes observed in an
experiment.






 







13. control: a standard  for comparing results.





 









14. data: the recorded facts or measurement from an experiment.













15. theory: a hypothesis that has been tested again and again by many scientist, with similar results each time












16. Technology: the use of scientific discoveries to solve everyday problems.

domingo

Vocabulary #2






Adaptation: A trait that make a living thing better able to survive.
 

Some animals can adapted to the color were they are.












Cell: The basic unit of all living things.



 A characteristic of living things is to have cells. 










Cell membrane: The cell part that gives the cell shape and holds the cytoplasm.






If cells doesn't have cell membrane then it will not have shape.












Cellular respiration: The process by which food is broken down and energy is released.
 

By cellular respiration we have energy.









Cell Wall: The thick, outer covering outsider the cell membrane.
 


The plants have cell wall, likeyou can see in the picture.










Centriole: cell parts that help with cell reproduction.
Centrioles are important because it helps on he cell reproduction.

Chloroplast: cell parts that contain the green pigment, chlorophyll.


The chloroplast contain the chlorophyll, so plants have it.






Chromosome: cell parts with information that determines what traits a living thing will have.


If you look at the picture you will see that chromosome looks like a "X".






Consumer: Living things that eat, or consume, other living things. 


Dogs are consumers, like lissy on the picture.






Cytoplasm: the clear, jellylike material between the cell membrane and the nucleus that makes up most of the cell.


All cells contain cytoplasm, so all living things have it.






Development: All the changes that occur as a living thing grows.





Yesterday we new that KPMG has a great development.





Diffusion: The movement of a substance from where there is a large amount of it to where there is a small amount of it.



On the mitochondria diffusion take place.





Mitochondria: Cell parts that produce energy from food that has een digested.




Without mithochondria we will not have energy.
                                                   -HUMANS








Nuclear membrane: A structure that surrounds the nucleus and separates it from the rest of the cell.
The nuclear membrane is on the surrounding of the nucleus.







Nucleolus: The cell part that helps make ribosomes.

Thanks nucleolus for helpto make ribosomes.







Nucleus: The cell part that controls most of the cell’s activities.



The nucleus is very important because  it controls most of the cell's activities.






Organ: Group of tissues that work together to do a job.



Somes organs are the panchreas, the kidnes, the lungs, the brain, etc...








Organism: A living thing.


The babies are organisms like plants or protist but are some characteristics that make the difference.





Organ system: A group of organs that work together to do a certain job


An example of organ system can be the skeleton system.








Osmosis: The movement of water across the cell membrane.



Is the diffusion on water.







Producer: Living thing that make, or produce, its own food.


The carrot plants are examples of producers.





Reproduce: To form offspring similar to parents.



Every mammal have an offspring like every living thing.








Ribosomes: Cell part where proteins are made.




The proteins are make on rivosomes.





Tissue: Group of similar cells that work together to carry out a special job.


The organs are made of tissues and the tissue of cells.






Vacuole: A liquid-filled space that stores food, water and minerals.

The vacuole contains minirals, food and water.