Abarber charges $12 for a haircut. his operating expenses are on average, $37 per day. he calculates his profit by subtracting his operating costs from the money he earns from the haircuts he gives. in a given day, the barber expects to make a profit of at least $86. if the barber gives h haircuts in a day, which inequality best models this situation?

The chart below matches messenger rna codons with amino acids. a dna strand has the sequence of bases, aat. according to the chart, the corresponding messenger rna codes for which amino acid?

Tissues that carry food water and nutrients throughout the plant

Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.