allele Correct Answers different forms of a gene
allelic variation Correct Answers genetic variation in a
population that involves the occurrence of two or more different
alleles for a particular gene, mutations in particular genes
anueploidy Correct Answers an abnormal number of
chromosomes
autosomes Correct Answers non-sex chromosomes
balanced translocation Correct Answers When the chromosome
material is present in the correct amount even though its position
is different
barr body Correct Answers a dense body formed from a
deactivated X chromosome
binomial expansion Correct Answers represents all of the
possibilities for a given set of unordered events
bivalent Correct Answers a pair of homologous chromosomes
(associated in pairs)
bivalents Correct Answers paired chromosomes that result
from the pairing of homologous pair
cell cycle Correct Answers series of events that cells go
through as they grow and divide
, chi square Correct Answers relating to or denoting a statistical
method assessing the goodness of fit between observed values
and those expected theoretically.
chloroplast DNA Correct Answers The small genomic
component found in the chloroplasts of plants, concerned with
photosynthesis and other functions taking place within that
organelle.
chromatid Correct Answers one half of a duplicated
chromosome
chromatin Correct Answers clusters of DNA, RNA, and
proteins in the nucleus of a cell
chromosome Correct Answers threadlike, gene-carrying
structure found in the nucleus. Each chromosome consists of one
very long DNA molecule and associated proteins.
codominance Correct Answers a condition in which both
alleles for a gene are fully expressed
comparative genomic hybridization Correct Answers used to
detect small CNVs (microdeletion/microduplication)
label DNA with dye and label test with green; hybridize;
test>reference >1= duplication; <1=deletion
complementation Correct Answers two different mutations in
the heterozygous condition are exhibited as the wild-type
phenotype; indicates that the mutations are at different loci.