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 the growth of plant roots downward in response to gravity?
What is the basic structural and functional unit of all living organisms?
Which type of disease is caused by a deficiency of essential nutrients in the diet?
What is the term for the symbiotic relationship where one organism benefits and the other is harmed?
What is the main function of red blood cells?
What is the term for two identical alleles for a trait in an organism?
Which blood group is known as the universal recipient?
Which type of plant reproduction involves new plants growing from cuttings runners or bulbs?
What is the name of the pigment in red blood cells that carries oxygen?
What is the scientific name for the study of classification of organisms?
Which part of the brain controls vital involuntary functions such as breathing heart rate and blood pressure?
What is the term for all the populations of different species living and interacting in the same area?
Who discovered the double helix structure of DNA?
Which type of RNA brings amino acids to the ribosome during protein synthesis?
What is the term for a substance that triggers an immune response in the body?
Which human body system includes the brain, spinal cord, and nerves?
What is the function of the Golgi apparatus in a cell?
What is the term for the variety of life on Earth including all species ecosystems and genetic variation?
What is the term for organisms that maintain a stable internal environment despite external changes?
Which type of tissue in plants transports water and minerals from roots to leaves?