Cell Division & Cancer
Why is mitosis important?
Growth and repair
How many cells does a unicellular organism have?
One cell
What moves oxygen into a cell?
Diffusion
What’s an allele?
Gene version
What does a gene do?
Makes protein
What happens if cells divide uncontrollably?
Tumor forms
Why do we need specialized cells?
The do different jobs
What’s osmosis?
Water diffusion
Which allele shows up if present?
Dominant
DNA --> ___________ --> Protein
RNA
How can abnormal cell division affect tissue?
Damages tissue or Cancer growth
Why do cells have specialized jobs?
More efficient
How does endocytosis work?
Engulfs molecule, uses energy
What did Gregor Mendel show?
Inheritance patterns
What’s a codon?
3-base that codes for an amino acid
How are cancer cells different than normal cells?
Divide nonstop
Example of a specialized cell?
Red blood cell or ?
Key difference: active vs passive transport?
Energy use
DNA base pair rules?
A-T, C-G
What happens in translation?
Build protein
Why is mitosis regulation important?
Prevents cancer
Stem Cell
What moves materials from low to high?
Active transport
Purpose of DNA replication?
Copy DNA
Tool to read RNA?
Codon wheel