in the following food chain class provides 4000 of energy to the grasshopper grass crossover frogs snakes how much energy would be available to Snakes and frogs

Which best describes meiosis? a. it produces cells that are identical to the original cell b. it is responsible for the replacement of damaged skin cells c. it is responsible for growth of the organism d. it produces male and female sex cells

What organs comprise the respiratory system of a bird

Which kind of mutation has occurred when the codon for an amino acid is changed to a stop codon? a. a silent mutation b. a missense mutation c. a frameshift mutation d. a nonsense mutation