Chapter 4 Flashcards
How many genes do we have ?
We have about 21,000 genes
Where do ribosomes do their work ?
In the cytoplasm
What is oncology ?
A medical specialty that deals with tumor growth
What are proteins made of ?
amino acids
What are the two kinds of tumors ?
Benign and Malignant
In DNA nucleotides, “A” pairs with what ?
“T”
In DNA nucleotides,”C” pairs with what ?
“G”
A parent cell divides to become two what ?
2 sister chromatids
What is mitosis ?
Division of the nucleus of a somatic cell
What does idiopathic mean ?
No known cause
What are the monomeric subunits that comprise of a molecule of DNA called ?
Nucleotides
What’s the most significant difference between RNA and DNA?
RNA is much smaller
What is transcription ?
The process of copying genetic instructions from a molecule of DNA to MRNA
Where does translation take place ?
On a ribosome
