Rewrite this sentence: “As an organism develops, its cells take on different structures by expressing different combinations of genes.”

Which hotel do you think is most likely to move ahead in market competition? a. a hotel that provides basic amenitiesb.a hotel that provides luxurious amenitiesc.a hotel that shows understanding of customers' latent needsd.a hotel that gives discounts

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.