Methane is a powerful greenhouse gas. Which of the following is NOT a source of methane?
O melting of methane hydrates
O decay of living things/landfills
O increased evaporation
O cow farts

What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein

What would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.