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In botany, a sporophyll is a leaf that bears sporangia. Both microphylls and megaphylls can be sporophylls. In heterosporous plants, sporophylls (whether they are microphylls or megaphylls) bear either megasporangia and thus are called megasporophylls , or microsporangia and are called microsporophylls .
The International Nomenclature of Cosmetic Ingredients (INCI) are the unique identifiers for cosmetic ingredients such as waxes, oils, pigments, and other chemicals that are assigned in accordance with rules established by the Personal Care Products Council (PCPC), previously the Cosmetic, Toiletry, and Fragrance Association (CTFA). [1]
The main difference between spores and seeds as dispersal units is that spores are unicellular, the first cell of a gametophyte, while seeds contain within them a developing embryo (the multicellular sporophyte of the next generation), produced by the fusion of the male gamete of the pollen tube with the female gamete formed by the ...
The best at-home skincare routine for acne must include a few essential elements. First, you'll need a good acne face wash to cleanse away pimple-causing bacteria and pore-clogging dirt and oil ...
Natural skin care uses topical creams and lotions made of ingredients available in nature. [1] Much of the recent literature reviews plant-derived ingredients, which may include herbs , roots , flowers and essential oils , [ 2 ] [ 3 ] [ 4 ] but natural substances in skin care products include animal-derived products such as beeswax , and minerals.
Diagram showing the alternation of generations between a diploid sporophyte (bottom) and a haploid gametophyte (top) A sporophyte (/ ˈ s p ɔːr. ə ˌ f aɪ t /) is the diploid multicellular stage in the life cycle of a plant or alga which produces asexual spores. This stage alternates with a multicellular haploid gametophyte phase.
fragrance ingredient [6] aluminium chlorohydrate: basic aluminium chloride Al 2 (OH) 5 Cl or Al 2 (OH) x Cl 6−x (0<x<6) antitranspirant aluminium hydroxide: Al(OH) 3: opacifying agent; skin protectant aqua water: solvent ascorbyl glucoside: C 12 H 18 O 11: carrier of vitamin C (water-soluble) ascorbyl palmitate: C 22 H 38 O 7: carrier of ...
Castor oil and its derivatives are found in many cosmetics as it is "non-comedogenic" (does not exacerbate or contribute to acne). [3]Cerebrosides (cells from the nervous systems of cattle or swine) were once used in some high-end skin-care products to increase moisture retention and to create a smooth skin surface, [4] however the BSE controversy has put an end to this practice.