CHapter1 Flashcards
Which of the following best describes the logic of the scientific method?
If my hypothesis is correct, I can expect certain test results.
taxonomy
Naming classifying spieces
Levels of organization of life
Life can be divided into different levels: From Molecules (smallest) to Biosphere (largest or broadest)
- Molecules
Consists of 2 or more atoms. E.g DNA, Water, chloroplast
Organelle
structure in a cell with specific
Cell
Smallest unit of life. Ex. Amoeba & Bacteria are single cells
Tissue
group of cells with a specific function
Organ & Organ system:
consists of 2 or more tissues
Organisms
Individual living things
Population:
Group of interbreeding individuals
of a species.
Communities:
All organisms in an area
Ecosystem:
Living things in an area along with its non living components
Biosphere:
Part of the earth inhabited by organisms, includes both living & non-living.
Properties of Life. Order
Repetition in a structure of a turtles shell
example of growth and development
evolution
Reproduction
Response to enviroment
Energy processing
Regulation of enviroment
Scientific method
Hypothesis
Variable
Control group
Experimental group
Difference between Prokaryotic and eukaryotic cells
Eukaryotic-Have a nucleus
while prokaryotic cells do not.
the three domains of life and how to group organisms in a particular domain or kingdom.
Bacteria, Archae, and Eukaya
- How is the information stored in life? In what form? What are genes
Stored in DNA.
Genes are specific segments of DNA, which code for specific proteins.
Which domains consist of prokaryotic cells?
Bacteria and Archaea
