What is the most common carbon fixation pathway that combines one molecule of CO2 with a 5-carbon sugar called
ribulose biphosphate (RuBP)?

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

One of the reasons that stars are so large is because

Which could be a pathway of food through an ecosystem