Search Results for: geneticist
Silent mutation
A mutation is a change in the nucleotide sequence of a gene or a chromosome. When there is only one nucleotide involved, it... Read More
Pleiotropy
Pleiotropy Definition When one single gene starts affecting multiple traits of living organisms, this phenomenon is known... Read More
Null hypothesis
Null Hypothesis Definition Null hypothesis is defined as “the commonly accepted fact (such as the sky is blue) and... Read More
Neutral mutation
Neutral Mutation Definition What is a neutral mutation? Neutral mutations are the alterations in the DNA that are... Read More
Punnett Square
Punnett Square Definition A tool that helps to show all possible allelic combinations of gametes in a cross of parents with... Read More
Complete dominance
Complete Dominance Definition Genetics is the study of how traits are inherited by organisms and in what ways these... Read More
Monohybrid cross
Definition noun A genetic cross between homozygous individuals but with different alleles for a single gene locus of... Read More
Deoxyribonucleic acid
Deoxyribonucleic Acid (DNA) Definition A nucleic acid refers to any of the group of complex compounds made up of linear... Read More
Hfr bacterium
Definition noun, plural: Hfr bacteria A bacterium that possesses the F factor integrated into the bacterial genome, hence,... Read More
Hfr strain
Definition noun A strain of bacterial that possesses the F factor integrated into the bacterial genome, hence, when it... Read More
Hypomorphic mutation
Definition noun (genetics) A type of mutation wherein the change in gene leads to the partial loss of the normal... Read More
Antimorphic mutation
Definition noun (genetics) A type of mutation wherein the change in gene alters the activity of the gene such that it... Read More
Neomorphic mutation
Definition noun (genetics) A type of mutation wherein the change in gene leads to an atypically new function of the... Read More
Patau syndrome
Definition noun A genetic disorder caused by genetic changes in chromosome 13, such as an extra copy of chromosome 13... Read More