The flat, colored, ring-shaped membrane of the eye is called:

How do cells replicate

Fossil fuels have been used for years as a source of energy. Even though there are many negative issues associated with the use of fossil fuels, they continue to be used to a great extent.

What are the stages of protein reproduction in order?

A city bus travels along its route from Jackson Street 8 km to Aurora Avenue, where it turns and continues 13 km.

Why are input and output good words to use when discussing systems?

Shivering and sweating are two techniques that mammals use to a) adapt to the temperature b) develop a rise in body temperature C) maintain homeostasis d) use excess energy

During the process of cellular respiration, energy is released from (1) carbon dioxide (3) water molecules (2) oxygen atoms (4) chemical bonds

Protist get energy by

10. What is a genotype? A an organism's combination of genes for a trait B an organism's appearance as a result of its genes C the ratio of dominant to recessive genes in an individual D the collection of dominant genes in an organism

How much of a person's weight is water?