What is the base pair rule (chargaffs rule) A. Thymine bonds with guanine and adenine bonds with cytosine

B. Thymine bonds with adenine and guanine with uracil

C. Thymine bonds with adenine and guanine bond us with cytosine

D. Thymine bonds with uracil and adenine bonds with cytosine

Microorganisms aren’t all decomposers; in fact, many act as producers or primary consumers in an ecosystem. how do microorganisms that act as producers benefit the rest of an ecosystem in terms of energy transfer? what about microorganisms that act as primary consumers?

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.