In a biology class, the students conducted an experiment using hydrogen peroxide onto a slide of a potato at different temperatures and counted how long it took for bubbles to appear on the potato. The students' data is in the table. What is the best (optimum) temperature for catalase activity? Hint: remember the purpose of a catalyst in reference to time. *

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Archaebacteria use for movement. celia flagella pili cell walls

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.