Search Results for: maternal
Maternal-effect gene
Definition noun, plural: maternal-effect genes (1) A gene from the mother's genome in which its phenotype in the zygote is... Read More
Maternal gene
Definition noun, plural: maternal genes (1) A gene from the mother's genome in which its expression on the phenotype of the... Read More
Maternal inheritance
Definition noun A form of inheritance wherein the traits of the offspring are maternal in origin due to the expression... Read More
Independent Assortment
Independent Assortment Definition Independent assortment refers to the alleles or genes that sort into the newly formed... 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
Extranuclear inheritance
Definition noun A form of non-Mendelian inheritance in which a trait was transmitted from the parent to offspring through... Read More
Mitochondrion
Mitochondrion Definition What are mitochondria? The term “mitochondrion” comes from the two words of the Greek... Read More
Extracellular inheritance
Definition noun A form of non-Mendelian inheritance in which a trait was transmitted from the parent to offspring through... Read More
Naturally acquired passive immunity
Definition noun A passive immunity that is acquired by the fetus or newborn through its mother, and typically lasts 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
Mitochondrial inheritance
Definition noun An inheritance pattern that results from the expression of mitochondrial DNA. Supplement This form of... Read More
Infectious heredity
Definition noun A non-Mendelian inheritance in which an infectious particle within the cell of the host may bring changes in... Read More
Egg polarity gene
Definition noun A maternal gene that encodes for products (mRNA or protein) whose spatial distribution in the egg determines... Read More
Zygotic-effect gene
Definition noun, plural: zygotic-effect genes (1) Any of the genes expressed in the early embryo. (2) Any of the genes... Read More
Natural passive immunity
Definition noun A passive immunity acquired by the fetus or newborn from the mother via the placental transfer of antibodies... Read More
Human Reproduction
Terminology and Concepts Primary reproductive organs are called gonads - testes in the male and ovaries in the female.... Read More
Parthenogenesis
To reproduce, by definition, means to produce new offspring. The process is referred to as reproduction, which is one of the... Read More
Imprinting
What does imprinting mean? Have you watched the TV cartoon show “Tom and Jerry” with an episode of a duck and its... Read More
Health transition
Health transition Demographic and epidemiologic changes that have occurred in the last five decades in many developing... Read More
Trinucleotide repeat disorder
Definition noun, plural: trinucleotide repeat disorders Any of a set of genetic disorders caused by trinucleotide repeats... Read More
Birth of a Human Baby
Continued from the previous tutorials, Fertilization and Fetal Growth and Development. The baby soon outgrows the energy... Read More
Eutherian mammal
Definition noun, plural: eutherian mammals Any from the group of mammals possessing chorioallantoic placenta (as opposed... Read More
Pair-rule gene
Definition noun A segmentation gene whose expression subdivides the embryo into a series of stripes, and sets the boundaries... Read More
Erythroblastosis fetalis
Definition noun A medical condition in the fetus or newborn in which many erythroblasts are released in fetal blood from the... Read More
Chloroplast DNA
Definition noun plural: chloroplast DNAs DNA in the chloroplast that carries the code for proteins and RNAs essential to... Read More
Law of Dominance
Definition noun (genetics) Gregor Mendel's law stating that when two alleles of an inherited pair is heterozygous, then,... Read More
Metatherian mammal
Definition noun, plural: metatherian mammals Any from the group of mammals possessing choriovitelline type of placenta (as... Read More
Pseudodominance
Definition noun (genetics) The manifestation of a recessive trait, mimicking an inheritance of a dominant... Read More