2. when a plant undergoes photosynthesis, one of the by-products is
a. carbon dioxide.
b. light.
c. ozone.
d. oxygen.

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

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated

Jane has a sprained ankle, and her doctor gave her a prescription that states: “ibuprofen caps 200 mg tid po.” what does this prescription say, in spelled-out form?