A confounding variable is another variable, other than the independent variable, that may have an effect upon your experiment's results.

The spinal cord terminates at the level of which vertebra?

Symptoms of uric acid.

Fungi do not produce their own food. Many kinds of fungi get food by living in or on other organisms, such as plants, and taking nutrients from these organisms.

What is produced by meiosis? A. All types of cells B. Reproductive cells C. Skin cells D. Hair cells

In order for an Organism to develop specialized tissues the organism must be which of the following A. A plant B. An animal C. Unicellular D. Multicellular

Which tissue is affected by polio?

How to cure brain-farts

Why do you think the dna condenses into the chromosome?

Which of the following resources can be in limited supply in an ecosystem?

The gas nitric oxide has been identified as a signaling molecule. Which of the following mechanisms of action would you expect from a gaseous molecule? a) It binds to a G-protein-linked receptor. b) It binds to a receptor tyrosine kinase.