What are enzymes? Need a specific good answer soon as possible!

What is the slope of a line on a velocity time graph an indication of? a. The distance travelled by an object b. The acceleration of an object c. The instantaneous speed of an object d. None of the above

What structures of the respiratory system prepare air for entry into the lungs?

The first Clean Water Act of 1972 was significant because it

Which of the following can be used by scientists to date the sedimentary layer they are found in? Select all that apply.

How the structure of the cells relates to their function in the plant or animal

Problems the vegetable vendors face in their job

Which statement best describes why electrons are typically not included when determining the mass of an atom? The charge of a proton cancels the charge of an electron. The protons and neutrons are much more massive than the electrons.

What did the evidence that Darwin collected during his voyage on the HMS Beagle allow him to accomplish? A. to propose the theory of artificial selection B. to propose the theory of evolution by natural selection C.

List four types of evidence used to organize organisms in systematic taxonomy

Which statement is true about BRCA1 and BRCA2 genes? These genes were discovered in 1953. Cancerous tumors often form on these genes. People can be tested for mutations on these genes. Mutations of these genes lead to diabetes.