Card Set Information
21 flash cards
what is meiosis
the making of gameats.
what is mitosis
the making of cells.
which makes identical daughter cells, meiosis or mitosis.
which prosses makes the sperm and egg, meiosis or mitosis
if the genotypes for each arent are Pp and pP what percent of the offspring will have PP
25% will have PP
what does homozygous domonate look like
how is it possable for two healthy-seeming parents to have a child with tay sachs disease
The parents must be heterozygous and have the rececive allele for the disease.
how do parents pass on genes to a child?
they genes through gameats.
what is the cod for a girl.
what is the code for a boy
what is the rcecive genotype for freckles?
how does meiosi make sure they hav hlaf the amout of chromosomes
they have pairs line u at the equater
what is a pair of chromosomes that have the same genes anfd structure called.
how many alleles for each gene does an organism?
what is a gene
a small section of DNA that codes for a trait.
what is the phenotype
the way the genotype shows up.
what is an allele
the different forms a gene can have
what is heredity
the passing of traits from parent to offspring
what is a gameat
the way parents pass down DNA that are in the forms of a sprm and egg
what are sex chromosomes
they are chromosomes that determine the x of the offspring
what is a rececive trait
a trait that is only presant when there is no domonate allele