Why is 100 alcohol not an effective disinfectant as 70 percent?

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

Twind is considered to be an abiotic factor because it.?

What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein