Please enable JavaScript.
Coggle requires JavaScript to display documents.
Genetics - Coggle Diagram
Genetics
Herediatry diseases
Haemophilia
due to less amount of coagulation
serious bleeding
Colour blindness
Cri-du-chat
cat like cry in children
Sickel cell anaemia
sickel shaped RBC
both parents have this gene
Downs syndrome/Trisomy-21
presence of all or part of extra 21st chromosome
impairment of cognitive abilit, physical growth and facial character
person exhibit mongolism
Klinefelters syndrome
male have extra x-sex chromosome
small testicles and reduced fertility
feminine character - enlarged breast
mental retardation
Duchenne muscular dystrophy
rapid progression of muscular degredatation
respiratory failure and death
Turners syndrome
female have only one sex chromosome - XO
rudimentary ovaries and loac of secondary sexual characters
Patau syndrome/Trisomy -13
additonal copy of autosomal chromosome -13
mental retardation and cut mark in lips
Alkaptonuria
rare disorder of phenylalanine and tyrosine metabolism
Phenylketonuria
change in 12th autosomal chromosome
Progeria
replacing of cytosine for thymine
early aging, small face, saw pinched nose, lose of eye sight, hair fall
Blue baby syndrome
due to high nitrate contamination
resulting in decreased O2 carrying capacity of heamoglobin
methaemoglobinemia
Mendels experiment
Law of dominance
Law of segregation
Law of independent assortment
Exceptions
Incomplete dominance - Mirabilis jalapa
Co dominance
Nucleic acid
polymers as nucleotides
Two types
RNA
first genetic material discovered
2-OH group of ribonucleotides make RNA catalyst
live processes revolve around RNA
DNA evovled from RNA
Three types
mRNA
tRNA
rRNA
site for protien synthesis and translation
DNA
act as genetic material
long polymer of deoxyribonucleotides
back bone made of sugar and phosphate
from this nitrogenous bases project inward
2 DNA bind through H-Bond
Dominant and Reccesive traits
Gene and Alleles
Sex determination in human