Which class of organic molecules includes those whose main purpose is long term energy storage?

a. lipids

b. nucleic acid

c. proteins

d. amino acids

A scientist studied iguanas inhabiting a chain of small ocean islands. He discovered two species that live in different habitats and display different behaviors. His observations are listed in the table below.

What are the parts or process that can describe an ecosystem? a. chemical changes and flow of energy b. chemical changes and flow of water c. physical changes and flow of energy d. physical changes and flow of water

The element sodium has an atomic number of 11 and a mass number of 23. How many protons, neurons, and electrons does one atom contain?

What would happen if all bees suddenly went extinct?

Plato Question: Many co-enzymes are derived from vitamins. How do the co-enzymes assist with catalysis? A. They bind to reactants called substrates. B. They transfer electrons for enzymes. C. They bind tightly to proteins. D.

What is the name of the bond that is on the sides of the dna molecule?

The largest increase in birth rate occurred during which time period?

Blood lipids are a category of fatty acids, which are substances used within the body to perform essential functions. Which category of blood lipids is involved in the formation of atherosclerotic plaques?

Psychiatrists represent what percentage of all doctors suspended from medicaid for fraudulent practices?

After a hypothesis has been repeatedly tested and becomes widely accepted, it is considered a