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West Africa Certificate Examination, WAEC, WASSCE Biology Practical Answers 2023

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 West Africa Examination  Biology Practical, School Set 2023 SECTION A FOR ALL CANDIDATES Answer all questions in this section   1.         Classification of specimen C/cockroach into its Phylum and Class Phylum Arthropoda                                                                                                                         ...
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Dihybrid Genetic Crossing Questions/ Quiz

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Application of Law of Segregation and Law of Independent Assortment   Dihybrid Crossing Examples 1.        In a dihybrid cross, if you cross two pea plants, one with yellow round seeds (YR) and the other with green wrinkled seeds (yr), what are the possible genotypes of their offspring?   2.         A heterozygous individual for two traits (AaBb) is crossed with another heterozygous individual (AaBb). What is the expected phenotypic ratio of their offspring?   3.         In mice, black fur (B) is dominant to white fur (b), and long tails (L) are dominant to short tails (l). If you cross a heterozygous black-furred, long-tailed mouse with a white-furred, short-tailed mouse, what are the expected phenotypes of their offspring?   4.       In fruit flies, eye color is determined by the B (brown) and b (red) all...
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Nourishing Motherhood: Enhancing Maternal Outcomes with a Vegetarian Diet

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Introduction The journey of motherhood is a remarkable and transformative experience. During this crucial phase, a mother's health and well-being play a pivotal role in ensuring the best possible start for her child. One way to promote better maternal outcomes is through a vegetarian diet. In this article, we will explore the numerous benefits of a vegetarian diet for expectant mothers and how it can contribute to healthier pregnancies and childbirth. The Vegetarian Advantage A vegetarian diet, when thoughtfully planned, can provide a wide array of essential nutrients required for a healthy pregnancy. Let's delve into some key advantages: Nutrient Density : Vegetarian diets, particularly those rich in fruits, vegetables, whole grains, nuts, and seeds, are naturally nutrient-dense. These foods are abundant in vitamins, minerals, and fiber, which are essential for maternal health. Folate and Folic Acid : A vital nutrient for expectant mothers is folate, which is abundant in leafy...
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