4. what chemical process occurs in the cell organelle called the chloroplast?
a) respiration b) excretion c) photosynthesis d) chemosynthesis

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions,because prokaryotes don't have nuclei.

Explain why biological control methods are generally environmentally superior to chemical pest control methods.