Build a clear understanding of living organisms, cells, genetics, human systems and the environment through carefully selected practice questions.
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What is the term for two different alleles for a trait in an organism?
What is the scientific study of heredity and genetic variation called?
Which gas is essential for aerobic cellular respiration?
Which structure in flowering plants contains ovules that develop into seeds after fertilisation?
How many chambers does the human heart have?
What is the term for an organism capable of living both on land and in water?
What is the two-part Latin naming system for organisms called?
What is the chemical messenger secreted by endocrine glands into the bloodstream called?
What is the term for a community of organisms interacting with their physical environment?
What is the process by which green plants make their own food using sunlight?
What is the term for the complete set of chromosomes in a cell of an organism?
What is the term for proteins produced by B lymphocytes in response to specific antigens?
What is the function of lysosomes in animal cells?
Which scientist proposed the theory of evolution by natural selection?
What is the term for the first stage of the water cycle where water changes to vapor?
Which process by which bacteria take up free DNA from their environment was discovered by Griffith?
Which type of tissue in plants transports dissolved food from leaves to other parts?
Which vitamin is essential for proper blood clotting in the human body?
What is the process by which organisms adapt to extreme cold by entering a state of dormancy?
Which branch of biology deals with the study of viruses?