The many forms of yeast

Daily Science What are the 2 methods used to find the age of rocks and fossils? Which way is more accurate? Does an element have to be radioactive to be used for dating? Finish this sentence: The ________ layers are on the _____, the ____________ layers are on the _____________.

Mystery Organism Answer the given questions on your worksheet After you have finished you may try and guess what this object is *Last day to turn in study guides and/or enzyme lab packets* Wednesday/Thursday you will be turning in your IAN for a grade!

Resurrection Plant Curls into a ball as an evolutionary mechanism to survive without water Allows it to roll around Rehydrates and opens up in the presence of water!

Biology 1 Requirements for Life Learning Target- distinguish the difference between what makes something alive based on the cell theory

Characteristics of Living Things Living things are made up of units called cells Living things reproduce Living things are based on a universal genetic code Living things grow and develop Living things obtain and use materials and energy

6. Living things respond to their environment 7. Living things maintain a stable internal environment 8. Taken as a group, living things change over time

Cell Theory Cells are the basic units of life Cell theory states: All living things are composed of cells Cells are the basic units of structure and function in living things New cells are produced from existing cells

Prokaryotic vs. Eukaryotic No nucleus Smaller Less complex Cell walls Flagellum No internal membranes Eukaryotic Have a nucleus Larger More complex Only plants have cell walls Some have flagellum Example: Animal and plant cells Example: Bacteria

Venn Diagram Now as group work make a Venn diagram comparing and contrasting prokaryote and eukaryote cells