Teas Test Biology Flashcards
Hypothesis
an educated guess
3 steps to forming a hypothesis
- Identify the problem
- Ask questions
- Formulate a hypothesis
2 Biological Classification names?
Whittake 5 Kingdom System and Woes/Fox 3 Domain System
Whittaker
Animalia, Plantae, Fungi, Protista, Monera
Woes/Fox
Archea, Eubacteria, Eukarya
Taxonomy
is the classification of organisms in an ordered system that indicates natural relationships
8 levels of taxonomy
-Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
DNA
stores and transmits hereditary information
RNA
to initiate and control protein synthesis
DNA is made up of
deoxyribose
RNA is made up of
ribose
DNA’s nitrogen bases
adenine, cytosine, guanine and thymine
RNA’s nitrogen bases
adenine, cytosine, guanine, and uracil
Purines (two rings)
adenine, and guanine
Pyrimidines (one ring)
cytosine and thymine
How many strands does DNA have?
2
How many strands does RNA have?
1
Transcription
DNA copied to RNA
Translation
RNA used as a template for protein synthesis
Two cells types are?
Prokaryote and Eukaryote
Prokaryote cells are?
Bacteria and Archea
Eukaryote cells are??
All other cells and form the domain Eukarya