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Mycosphaerella is a genus of ascomycota. With more than 10,000 species, it is the largest genus of plant pathogen fungi. The following introduction about the fungal genus Mycosphaerella is copied (with permission) from the dissertation of W. Quaedvlieg (named: Re-evaluating Mycosphaerella and allied genera). [1]
Organellar DNA (oDNA) is DNA contained in organelles (such as mitochondria and chloroplasts), outside the nucleus of eukaryotic cells. [1] Mitochondria contain mitochondrial DNA. Plastids (e.g., chloroplasts) contain plastid DNA.
Russet apple. Russet apples are varieties and cultivars of apples that regularly exhibit russeting, partial or complete coverage with rough patches of greenish-brown to yellowish-brown colour. While russeting is generally an undesirable trait in modern cultivars, russet varieties are often seen as more traditional, and associated with aromatic ...
Mitosis in the animal cell cycle (phases ordered counter-clockwise). Mitosis divides the chromosomes in a cell nucleus. Onion cells in different phases of the cell cycle enlarged 800 diameters. Mitosis ( / maɪˈtoʊsɪs /) is a part of the cell cycle in which replicated chromosomes are separated into two new nuclei.
Hosts and symptoms. The Venturia inaequalis pathogen is a fungal organism that produces similar symptoms across a range of woody hosts. These include the common pear ( Pyrus spp. ), firethorn ( Pyracantha spp. ), mountain ash ( Sorbus spp. ), and most notably both commercial apples along with ornamental crabapples ( Malus spp. ). [8]
The contractile vacuole acts as part of a protective mechanism that prevents the cell from absorbing too much water and possibly lysing (rupturing) through excessive internal pressure. The contractile vacuole, as its name suggests, expels water out of the cell by contracting. The growth (water gathering) and contraction (water expulsion) of the ...
Nassarius. Nassarius ( Hima) Gray, 1852 ex Leach, ms. Nassarius, common name nassa mud snails (USA) or dog whelks (UK), is a genus of minute to medium-sized sea snails, marine gastropod molluscs in the family Nassariidae. [1] They are scavengers.
Apel is a surname. Notable people with the surname include: Erich Apel (1917–1965), German SED politician. Hans Apel (1932–2011), German SPD politician. Johann August Apel (1771–1816), German writer. Karl-Otto Apel (1922–2017), German philosopher. Katrin Apel (born 1973), former biathlete.