Which organelles are directly responsible for the production and cycling of energy molecules at the cellular level? A. chloroplasts and mitochondria

B. rough ER and Golgi apparatuses

C. nucleolus and ribosomes

D. smooth ER and cell membrane

Which of the following statements is true of enzymes? a)they dont provide an active site for substrates to bind in a reaction b)they act on a specific type of substrate in a reaction c)they unusable after a reaction d)they change shape after a reaction

Why were the results whit just water so much different than the trials with the detergent ?

For an animal living a diplontic cycle, meiosis is limited to: producing gametes producing growth fertilization development of the zygote