Does cellular respiration happen in the chloroplast?

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

What would happen if the krill were removed from the food web

What does the positioning of transcription factors determine?