mendelian genetics

father of genetics?

what did mendel experiment on? under what conditions?

how many characteristics did the pea have?

true of false, every pea in the pod is different
True False

7 traits of a pea?

progeny that result from a cross between two parental organisms are referred to as the?

A cross between two members of the F1 generation results in ?

those characteristics that appear in the F1 and can be seen

those that diappear in the F1 and cannot be seen

genes present in an organism

appearance of an organism with respect to the blood type

parents transmit information about inheritable traits via factors or

diploid organisms have ___ genes/traits each being carried on one member of a _____ ____ of chromosomes

alternate forms of a gene?

homologous chromosomes carry the same gene (allele) ____ recessive or dominant

homologous chromosomes each carry a different gene (allele)

alleles are?

I ____ individual receives one allele from one parent and one allele from the other parent

No _____. when gametes are formed during meiosis each allele has an ___ chance of ending up in any of the four ____ ____

when present dominant alleles are?

recessive alleles are only expressed when?

a cross between two individuals involving a single phenotypic trait controlled by a single gene

what does the standard mendelian ratio say?

standard mendalian ratio always?

allows one to determine if an individual with a dominate trait is hetero or homozygous

a cross involving two traits(phenotypica characteristics) controlled by two unliked genes

what can predict the probability of two traits being inherited together?

ratio for dihybrid cross that always works?

probability of independent events occurring together is equal to the product of their individual probabilities

neither allele is dominate and both are expressed simultaneously

melanin?

can you tell the genotype by the phenotype?

phenotypic ratio?

one gene with alleles controls the expression of a second gene with its own alleles

human eye color is _____, but it is ____ controlled by a single gene with two alleles

1 primary gene, with a ____ _____ that slightly alters the phenotype

what do blue eyed people lack in the front layer of their iris?

the black layer at the back of the iris viewed through the front layer

brown eyed people have?

melanin containing pigment cells in the front layer

several modifier genes interact to ?

eye color is under the influence of approximately how many genes?

genes may have more than ___ alleles

any one ___ individual has only two alleles, but there may be more in the pool

four phenotypes of blood?

what is blood type based on?

rbc's bear antigen A?

rbc's bear antigen B

rbc's bear antigen A and B

rbc's bear neither A or B

gene for blood type?

type A and type B can either be?

human genetic information is packaged in ____ pair of autosomes (somatic) and one pair of ____ chromosomes

XX?

XY

type O is?

X chromosome is ____ than the y, it carries more info

where parents carry recessive allele, but do not show it?

metabolic disorder resulting from an inability to metabolize lactose

symptoms of galactosemia in infants?

galactosemia is a ____ gene?

aa equals?

AA equals?

Aa equals?

lysosomal disorder?

brain cell lipids?

what can not be broken down in lysosomes that swell, burst, and the lysosomal enzymes released kill the cell

children appear normal up to 8 months, then signs of mental deteriorations appear in what disease?

tay sachs disease is ____ % lethal

for what disease can a test be done to figure out if you're a carrier?

type of dwarfism caused by an autosomal dominant allele?

what disease does not have homozygous dominant or (AA) people? what happens to them

some genes carried on the X chromosome are expressed because the Y chromosome is so small

what occurs with x linked recessive inheritance in males?

hemophilia A is inherited in what type of manner?

what is hemophilia A?

abnormal movement of chromosomes?

what chromosome causes down syndrome?

egg is fertilized outside fallopian tube and starts to develop in body cavity

the dangers of delayed pregnancy correlates directly with ?