Search Results for: chromatids
Sister chromatids
Sister Chromatids Definition Sister chromatids are defined as the two identical copies of a single replicated chromosome... Read More
Chromatids
Chromatid Definition Chromatids are found inside our cells. Chromatids are condensed chromosomes distinguishable during... 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
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
Meiosis and Alternation of Generations
Review of Mitosis: Cell Cycle The cell cycle contains the process in which cells are either dividing or in between... Read More
Meiotic spindle
Meiotic Spindle Definition The meiotic spindle refers to the spindle apparatus that forms during meiosis in contrast to... Read More
Cytokinesis
The cell cycle of eukaryotes is a cyclical series of biological events that certain asexual cells go through. The cell cycle... Read More
Centromere
Centromere Definition Centromere is defined as the point of attachment for the sister chromatids generated after DNA... Read More
Non-sister chromatid
Definition noun, plural: non-sister chromatids Either of the two chromatids of any of the paired (homologous)... Read More
Anaphase II
Definition noun The third stage in meiosis II after prophase II, and highlights the separation of the sister chromatids of... 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
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
Independent Assortment
Independent Assortment Definition Independent assortment refers to the alleles or genes that sort into the newly formed... Read More
Metaphase I
Definition noun The second stage in the first meiotic division after prophase I, and highlights the alignment of paired... Read More
Anaphase I
Definition noun The third stage in the first meiotic division after prophase I, and highlights the separation of paired... 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
Telophase I
Definition noun The stage in the first meiotic division after anaphase I, and identified by the complete movement and... Read More
Telophase II
Definition noun The stage in meiosis II after anaphase II, and identified by the complete movement and separation of 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
Meiosis – The Genetics of Reproduction
The genetic information found in DNA is essential in creating all the characteristics of an organism. This remains the case... Read More
Chromosome
Chromosomes Definition Chromosomes are thread-like structures present in the nucleus of plant and animal cells. Chromosomes... Read More
Interphase
Interphase is the critical period in the eukaryotic cell cycle characterized by a sequence of events like the G1 phase where... Read More
Metakinesis
metakinesis Metakinesia moving apart; the separation of the two chromatids of each chromosome and their movement to opposite... Read More
Recombination DNA repair
Recombination DNA Repair Definition Recombination DNA repair is a biological reparative process in response to DNA damage... Read More
Cells know when to separate at mitosis
How do cells know when to separate during mitosis? A molecule called BubR1 was found to regulate the timing of the division... Read More
Disjunction
Definition noun The normal separation or moving apart of chromosomes toward opposite poles of the cell during cell... Read More
Hermaphrodite
We all know that typically living organisms are divided into two main categories of sex-based on their biological structure.... Read More
Plant Cells vs. Animal Cells
Plant Cells Most cells are not visible with the naked eye. However, with microscopes of various types, plant cells can be... Read More