Ch. 23-24 Flashcards
Meiosis
Egg and sperm fish Hooley designed type of cell division
Haploid
Have the usual number of chromosomes
Mendel
Father of genetics
Alleles
Different forms of a gene
Law of dominance
Even if an allele for a different trait is also present
Genotype
Inherited for a particular trait
Law of segregation
Alleles separate randomly
Law of independent assortment
Inherit independently of each other
Multiple allele inheritance
Occurs when more than two different allele of a gene for a particular trait
Pleiotropy
Several seemingly unrelated traits
Polygenic inheritance
Traits controlled by many different pairs of genes
DNA
Double helix
Bases
Guanine
Cytosine
Adenine
Thymine
Replication
When dna makes copies of itself
Transcription
Cell copy the information in DNA to RNA
Types of RNA
Messenger
transfer
ribosomal
Differentiation
Developing cell takes on special eye form