b16 inheritance Flashcards
inheritance
the transmission of genetic information from generation to generation
chromosome
made of DNA which contain genetic information in the form of genes
gene
a lenght of DNA that code for a protein
allele
an alternative form of gene
haploid cells
a nucleus containing a single set of chromosome
diploid cells
a nucleus containing 2 sets of chromosome
the 23rd pair of chromosome
sex chromosome which determine the sex of a individual
male(23rd chromosome)
XY
Female(23rd chromosome)
XX
mitosis
a nuclear division that gives rise to 2 genetically identical cells
roles of mitosis
-asexual reproduction
-growth
-repair
-replacement of cells
meiosis
nuclear division that gives rise to 4 genetically different cells
roles of meiosis
-give rise to to variation
-sexual reproduction
cystic fibrosis
Cystic fibrosis is a genetic condition that changes a protein in the body.
monohybrid inheritance
Monohybrid inheritance is the inheritance of characteristics controlled by a single gene
genotype
the genetic make-up of an organism
phenotype
physical characteristic of an organism
homozygous
2 identical alleles of a particular gene
heterozygous
having 2 different alleles of a particular gene
