Biology Muscles get tired when there is shortfall of ________ . Na+ ions ATP Sulphates Lactic acid Na+ ions ATP Sulphates Lactic acid ANSWER DOWNLOAD EXAMIANS APP
Biology Which of the following is true about veins? Veins have valves; arteries do not Veins are more muscular than arteries Veins have a smaller diameter lumen than arteries Veins carry blood away from the heart, while arteries carry blood to the heart Veins have valves; arteries do not Veins are more muscular than arteries Veins have a smaller diameter lumen than arteries Veins carry blood away from the heart, while arteries carry blood to the heart ANSWER DOWNLOAD EXAMIANS APP
Biology Which type of permanent tissue helps the aquatic plants to float? Aerenchyma Collenchyma No option is correct Sclerenchyma Aerenchyma Collenchyma No option is correct Sclerenchyma ANSWER DOWNLOAD EXAMIANS APP
Biology Amount of blood found in the body of man 10% of total body weight 7% total body weight 9% of total body weight 25% of total body weight 10% of total body weight 7% total body weight 9% of total body weight 25% of total body weight ANSWER DOWNLOAD EXAMIANS APP
Biology During the metaphase and anaphse stages of cell division,each chromosome comprises of two unseparated replicas known as the Chiasmata Plastids Tetrads Chromatids Chiasmata Plastids Tetrads Chromatids ANSWER DOWNLOAD EXAMIANS APP
Biology What is the purpose of the mucus in your nose? All of these Protects nose Protects lungs Clear air passage All of these Protects nose Protects lungs Clear air passage ANSWER DOWNLOAD EXAMIANS APP
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