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Biology

Biology
Sickle-cell anaemia is due to

Genes
Bacteria
Viruses
Hormones

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Biology
They play key roles in the contraction of muscles,digestion of food and clotting of blood.

Fats
Proteins
Vitamins
Carbohydrates

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Biology
Which of the following is the cellular respiratory centre?

Golgi body
Nucleus
Ribosome
Mitochondria

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Biology
Psidium guajava is the scientific name of ________ .

Guava
Bamboo
Mango
Jack fruit

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Biology
What base does guanine pair with?

Adenine
Uracil
Cytosine
Thymine

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Biology
Which of the following is an Abiotic factor?

Animals
Water
Consumers
Plants

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