Inheritance Flashcards
what is heredity?
genetics?
what is the basic unit of heredity?
gene
where is hereditary material found in non dividing cell? what is it?
each _____ has a charcateristic number of chromosomes in its cells?
each human cell has how many chromosomes?
multiple alleles?
in the form of chromatin thin fibres DNA
species
46 in the form 23 homologous pairs
describe composition of chromatin material? nucleosome?
linker DNA?
each chromatin fibre consist of?
what is gene? what is locus? what are alleles?
what is genotype?
what is recessive and dominant allele and what is phenotype?
diff b/w gene and allele?
GTN
function of proteins? what is it?
what does the shape and behavior of proteins depend on? & what determines that? how is it done?
what is transcription and translation? what is it used for?
what is central dogma?
state law of segregation?
explain monohybrid cross by using seed plant? phenotypic ratio and genotypic?
draw monohybrid cross for height plants by Mendel. also explain and write phenotypic ratio and genotypic ratio.
what did Mendel conclude after monohybrid experiment?
4
state law of independent assortment.
explain dihybrid ratio? how is it formed? draw it? and what does it prove? how?
define co-dominance. give blood group example?
define incomplete dominance give Japanese flower example?
when is the ratio 1:2:1 formed? how is it formed?
9:3:3:1 what is the name of this ratio? how is it formed?
draw Punnett square for mother A hetero father AB
results of natural selection?
define variation. relate meiosis with variation.
name sources of varitation
5
fmigtn
types of variation with examples
diff b/w them
discontinuous and continuous
organic evolution? what is adaptation?
how variation can lead to evolution?
what is natural selection? what is natural selection based on? how does variation cause competition?
4
what is artificial selection? what is selective breeding?
diff b/w natural selection and artificial selection.
5
when var ope slow respon
what is hybridization? how are animals improved by it? how are plants improved by it?
what is selection? how are animals improved by it? how are plants improved by it?
