Zusammenfassung der Ressource
1.1 Introduction to Cells
- Application
- Paramecium vs Chlorella
- Nature of Science
- Looking for trends
+ discrepancies
- Cell theory
- All organisms are composed
of one or more cells
- Becoming multicellular
- Surface area to
volume ratio
- Emergent properties
- Differentiation
- Stem cells
- Therapeutic use
- International mindeness
- National governments are
influenced by local, cultural and
religious traditions that impact
on the work of scientists and the
use of stem cells in therapy
- Aim 8
- Ethical issues
- Umbilical cord
- Adult`s own tissues
- Stem cell research has depended on
the work of teams of scientists in many
countries who share results thereby
speeding up the rate of progress
- Application
- Treat Stargardt’s disease
- Cells are the
smallest unit of life
- Microscope
- Magnification = Size of
image size of object
- Drawing a cell
- Scale bar
- 1cm = 10mm = 10 000um
- 1um = 0.001mm = 0.1cm
- A cell can perform all
the functions of life
- Metabolism
- Growth
- Response or
Sensitivity
- Homeostasis
- Nutrition
- Reproduction
- Excretion
- Cells can only come
from pre-existing cells
- Exceptions
- Aseptate fungal hyphae
- Striated muscle
- Giant algae
- Red blood cell
- TOK
- Living and non-living
environment