Figure 4. During mitosis, chromosomes become attached to the structure known as the mitotic spindle. In the late 1800s, Theodor Boveri created the earliest detailed drawings of the spindle based on his observations of cell division in early Ascaris embryos (Figure 4; Satzinger, 2008).
Nigella seeds are also known as black onion seeds, a misnomer as the seeds have nothing to do with onions. Nigella seeds are the dried, seed-like fruit of a small herb. The seeds are long and jet black with a matte finish.They closely resemble tiny chips of coal.Nigella seeds are sold whole and can be dry roasted and powdered at home.Nigella seeds are sometimes erroneously referred to as black cumin, an entirely different species. Nigella seeds are used in India and the Middle East as a seasoning for vegetables, legumes, salads and breads.igella seeds are sold whole and can be dry roasted and powdered at home. Nigella seeds are sometimes erroneously referred to as black cumin, an entirely different species. Nigella seeds are used in India and the Middle East as a seasoning for vegetables, legumes, salads and breads.
Kalonji, onion seeds. Description. Black seed, nigella or kalonji, is also known as the seed of blessing as it is considered to be one of the greatest healing herbs of all times.The small black seeds are got from kalonji bushes, which are grown widely throughout India.lack seed, nigella or kalonji, is also known as the seed of blessing as it is considered to be one of the greatest healing herbs of all times.