Biology Concepts 1

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the different expressions of a single gene
at which meiotic stage is the process stopped if there is an empty spindle fiber
which genetic law states that one allele will completely cover another
in Hardy-Weingberg equations the recessive allele is represented by a
a map of an individuals chromosomes
individual gene that affects more than one phenotypic trait is called
body structures that have no purpose
the actual genetic make-up of an individual
diagram of the genetic relationships within a family
autosomes become mutated more than sex chromosomes
if the diploid number for a species of fungi is 22 then the haploid gamete number would be
claimed famine, disease, and war were needed to control human population
what blood type is dominant
newly feritlized egg
sickle cell anemia is an example of what selection
which is not an example of artifical selection
which process involves formation of diploid cells
geologist who theorized the world was old
an individuals non-sex chromosomes
charles darwins book
after which phase of meiosis would the cells be considerede haploid
first known to make tools, Handy man
sister chromatids are seperated during which phase of meiosis
the part of the cell cycle when the cell is not dividing is called
genetic law states 2 alleles are present per trait and they seperate during meiosis
the DNA is replicated during which part of a cells life cycle
heterozygous phenotype is a blend of dominant and recessive
which process(crossing over,phrophase 2, anaphase 1, telophase 2) has nothing to do with genetic determination for future offspring
which parent determines gender of an offspring
scientist who defined species as a group of individuals that could breed with one another and produce viable offspring
which process is identical in male and female animals
is meiosis different between males and females
most common mutation
human cell with 46 chromosomes
all alleles in a population make up a
bipedal mammals that are members of the family of man
the only hoiminid alive today
scientist who discovered evolution by natural selection
dominant allele
human gamete has how many chromosomes
scientist who found first evidence of Australopithecus africanus in south africa
which gender will show many more sex linked phenotypes
first to leave africa and stand upright
what is not part of mitosis(interphase,prophaes,metaphase,anaphase)
change in allele frequency that happens for a reason
most of the cells growth occurs during
the actual genetic info. that is stored in chromosomes is made up of
which process is used to produce gametes
the 2 paired sides of the chromosome that hold the genetic information
blood type that can recieve blood fromn anyone
the physical appearance of an individual
traits that have more than 2 possible allels are considered to be
species of lucy
what is seperated during meiosis I
scientist who discovered lucy
this genetic law states that any one trait is inherited alone and not connected to others
which process is utilized in asexual reproduction
were outcompeted by modern humans 40,000 years ago
scientist who theorized the passing on of required traits
haploid sex cells
is a zygote a exact copy of the 2 parents
which part of meiosis is the process of mitosis most similar to
probabilities are closer to expected ratios what kind of sample
when is it decided which gamete will recieve the paternal or maternal copy of each homologous chromosome
how many autosomes are in most of your cells
body parts that show linkage but are used for different functions
division of cytoplasm is called
speciation brought by a physical barrier
single phenotypic trait that is controlled by more than one pair of alleles is a
which process makes identical copies of a parent cell
when in mitosis do chromosomes line up at the equator of the nucleus
who is the father of genetics
organism with 2 different alleles is
when in mitosis do the centomeres split and the sister chromatids pull apart
the part of the cell cycle when the cell is dividing is called
a karyotype is performed on a cell that is in which portion of the cell cycle
reproductive isolation when parts dont work together is called
speciation not with physical barriers
Homologous chromosomes are seperated during
which process is involved in production of haploid cells
what are used to remove excess DNA when making an egg cell
reproductive isolation due to timing is
scientist who discovered homo habilis and homo erectus
human ancestors developed in
tuang child was a member of this species
selection towards PQ
individual who inherits an extra chromosome
if the heterozygous phenotype shows both dominant and recessive alleles
when in mitosis does cleavage begin to divide the nucleus into 2 nuclei
which mutation is the driving force of evolution
this is done by meiotic cells to combine maternal and paternal chromosomes DNA
what happens during meiosis that leads to addition or deletion of chromosomes
ratio of different genes in a population is
when in mitosis does the DNA coil into a tighter formation
a mistake in meiosis
when in mitosis do chromosomes first become visible
mistakes during meiosis are called
mitosis is the division of
what is the end result of mitosis
selection towards either P or Q
what is our closest relative alive today
body parts that dont show linkage but are used for the same purpose
random change in availability of a gene in a population
the middle part of a chromosome that holds the genetic information
behavorial isolation is an example of what speciation
universal donor

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Created Jun 7, 2010ReportNominate
Tags:biology, definition, concept