Which of the following statements about enzyme is NOT true?

A. Enzymes work best at a specified pH

B. All enzymes have the same shape as their substrates.

C. Enzymes are proteins

D. The shape of an enzyme allows it to do its job

What branch of earth science studies the position of earth in the solar system

Which part of the eye is simply an opening through which light passes? iris lens pupil retina

Which of the following must be equal to the amount of sunlight reflected plus the amount absorbed A.) The amount of incoming solar energy B.) The total amount of energy reflected plus the total amount absorbed by the atmosphere C.

Muscle that forms floor of thoracic cavity a. Diaphragm b. Pectoralis major

Structurally, DNA and RNA nucleotides are similar, although their three basic components differ slightly. One way DNA and RNA differ is in their ... ?

In one to three paragraphs, list and discuss all the biotic factors you noted in your study. Include animals, plants, and other organisms. Be clear, thorough, and scientifically accurate.

Seasonal variations in ocean temperatures can impact the populations of living organisms. If phytoplankton populations grow more quickly in cooler water, how would herbivorous fish be affected by the cooler seasons?

Pure water has a pH level of a around what number?

If a tree has 24 light rings and 24 dark ring how old is it

What are 5 major functions of your skeleton?