Search Results for: diploid
Diploid nucleus
Diploid nucleus a nucleus containing the diploid or normal double complement of chromosomes for one somatic... Read More
Vascular plants
Definition of Vascular plants The term 'vascular' is derived from the Latin word vāsculum, vās, meaning "a container and... Read More
Sexual reproduction
Sexual reproduction is a mode of reproduction involving the fusion of haploid female gamete (egg cell) and haploid male... Read More
Genetics and Evolution
As mentioned in previous pages, the genetic information found in DNA is essential in creating all the characteristics of an... Read More
Haplodiploidy
Definition noun A biological system of sex determination as observed in the Hymenopteran species (e.g. ants and bees) where... Read More
Law of Independent Assortment
Law of Independent Assortment Definition noun (genetics) Mendelian law stating that for every pair of unit factors, each... Read More
Sporophyte generation
Definition noun (botany) A phase in the life cycle of certain plants and algae that starts with the union of gametes up to... Read More
Autopolyploidy
Definition noun (genetics) A type of euploidy wherein the additional set of chromosomes is derived from a parent or... Read More
Arrhenotoky
Definition noun A form of parthenogenesis wherein male offspring develops from an unfertilized... Read More
Meiosis Stages
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Meiosis and Alternation of Generations – Quiz
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Polyploidy – Quiz
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Gametogenesis
Gametogenesis (Science: biology) process leading to the production of gametes. The development and maturation of sex cells... Read More
Hemizygote
Definition noun, plural: hemizygotes A diploid cell or organism in which there is only one allele present for a particular... Read More
Chromosome Number
The number of chromosomes in a cell. In humans, the normal haploid chromosome Number is 23, (or the diploid chromosome... Read More
Spermatogenesis
Spermatogenesis is the biological process of producing mature sperm cells, and occurs in the male gonad of a sexually... Read More
Plant cell
A plant cell refers to any cell of a plant. Plant cells are presumed to have evolved from the early green algae and probably... Read More
Gametophyte generation
Definition noun (botany) A phase in the life cycle of certain plants and algae that starts with a spore up to the time that... Read More
Polyploidy
Definition noun (genetics) The state of being polyploid, that is more than two sets of the chromosomes in a... Read More
Tracheophyte
Definition noun, plural: tracheophytes A vascular plant contains the conducting systems which consist of xylem for... Read More
Law of Segregation
Mendel’s Laws of Inheritance The father of genetics, Gregor Mendel, reported his findings in 1860 that was initially... Read More
Gametocyte
Definition noun, plural: gametocytes A gamete-forming diploid germ cell Supplement A gametocyte is a gamete-forming cell.... Read More
Hemizygosity
Definition noun A genetic condition where there is only one copy of a gene in an otherwise diploid cell or... Read More
Water Lily May Provide A "Missing Link" In The Evolution Of Flowering Plants
One of the great mysteries of evolutionary biology is how, 150 or more million years ago, modern-day angiosperms... Read More
Green algae
Green algae (singular: green alga) are photosynthetic algae that are characterized by having chlorophylls a and b as the... Read More
