Search Results for: sex-linked
Sex-linked trait
Definition of Sex-Linked Traits A sex-linked trait is an observable characteristic of an organism that is influenced by the... Read More
Sex-linked gene
Definition noun, plural: sex-linked genes A gene located in the sex chromosome. Supplement In humans, the sex... Read More
Y chromosome
Y chromosome Definition The Y chromosome constitutes one member of the pair of sex chromosomes within an organism, a common... Read More
Sex-linked disorder
Definition noun, plural: sex-linked disorders A genetic disorder caused by or linked to gene(s) located in the sex... Read More
Sex-linked
Definition adjective (1) Pertaining to a gene located in the sex chromosome (especially an X chromosome). (2) Pertaining to... Read More
Chromosomes X and Y and Sex Determination
Reviewed by: Mary Anne Clark, Ph.D. In humans, the normal chromosome complement is 46, consisting of 22 pairs of... Read More
Sex linkage
Definition noun, plural: sex linkages A condition in which a trait or a phenotype manifesting apparently more frequently in... Read More
X-linked inheritance
Definition noun (genetics) Inheritance for genes on the X chromosome Supplement Sex chromosomes are not only relevant for... Read More
Y-linked inheritance
Definition noun (genetics) Inheritance for genes on the Y chromosome Supplement Sex chromosomes are not only relevant... Read More
Monogenic disease
Monogenic Disease Definition A monogenic disease is a diseased condition determined by the interaction of a single gene.... Read More
Chemical Composition of the Body
In order to fully understand the mechanisms of human physiology, it is important to have an understanding of the chemical... Read More
X chromosome
Definition noun, plural: X chromosomes A mammalian sex chromosome which typically occurs in two in females and one in... Read More
Reproductive system
What is the Reproductive System? The reproductive system of an organism is the biological system made up of all the... Read More
Law of Segregation
Mendel’s Laws of Inheritance The father of genetics, Gregor Mendel, reported his findings in 1860 that initially were... Read More
Linked genes
Definition noun, singular: linked gene Genes that are inherited together with the other gene(s) as they are located on the... Read More
Homologous chromosome
A homologous chromosome pertains to one of a pair of chromosomes with the same gene sequence, loci, chromosomal length, and... Read More
Colour blindness
Colour blindness a sex-linked inherited condition where there is an inability to distinguish colours. Very few women are... Read More
Y-linked gene
Definition noun, plural: Y-linked genes A gene located on the Y chromosome Supplement Y chromosome is the male chromosome of... Read More
Genetic Information and Protein Synthesis
Genetic Code Genes are sequences of DNA nucleotides that carry and transmit the information specifying amino acid sequences... Read More
Adipose tissue
Adipose Tissue Definition Adipose tissue, a specialized variety of connective tissue, is composed of lipid-rich cells known... Read More
Prophase I
Organisms all use mitosis to create more cells in the body. Meiosis, a similar process, is used in some organisms to undergo... Read More
Genotypic ratio
Genotypic Ratio Definition To understand 'Genotypic ratio', let us first understand the terms: 'Genotype' and 'Phenotype'.... Read More
Muscular dystrophy
muscular dystrophy A group of diseases characterised by progressive degeneration and/or loss of muscle fibres without... Read More
Polymorphism
Polymorphism Definition The occurrence of two or more different forms or morphs in the population of a species is referred... Read More
Monogenic trait
Definition noun A trait produced by the effect of a gene or an allele Supplement A monogenic trait is a trait produced... Read More
Overview of Chirology
Psychodiagnostic Chirology (PDC) is a comprehensive diagnostic discipline applied by professional behavioral specialists in... Read More
Natural selection
Natural Selection Definition What is natural selection in biology? Natural selection is defined as a process in nature... Read More
Cell division
Cell division is a biological process by which a parent cell duplicates its cell contents and divides to give rise to two or... Read More
Family traits
When one thinks of family, they often think of persons who are blood-related to each other as parents to their children and... Read More
Law of biogenesis
Law Of Biogenesis Definition Law of Biogenesis states that life arises from pre-existing life, not from nonliving matter.... Read More
Apocrine gland
The human body is a complex assemblage of many different organs, systems, glands, bones, and tissues. Weighing any one over... Read More