Lab Exam 2 Review Pond Water Lab What

Lab Exam 2 Review

Pond Water Lab What are Qualitative Measurements? What are Quantitative Measurements?

Pond Water Lab What are Qualitative Measurements? Observations that are descriptive and exact meaning may vary by person. What are Quantitative Measurements? Observations are measured quantities that are exact in their meaning.

Mitosis Lab - Plants What cell type did we use to observe Mitosis in plants? Onion Root tips

What stage are these cells in?

Mitosis – Animal Cells What type of cells are used to observe mitosis in animal cells? Whitefish blastula

What stage are these cells in?

DNA Extraction Equipment

DNA Describe the appear of the DNA we extracted. We used different chemicals to determine if the DNA had phosphates, purines and deoxyribose. Describe what happens if phosphate is present. It turns deep blue.

What happens if purine is present? It turns white and cloudy. What happens if Deoxyribose is present? It turns pale violet color.

Dish Soap During the DNA extraction, which chemical was used to break open the cell membrane in the wheat germ? dish soap meat tenderizer diphenylamine solution

Meat tenderizer During the DNA extraction, which of these provided the enzyme papain dish soap meat tenderizer diphenylamine solution

Diversity of Life When we tested various antibiotic materials on a Petri dish, which was the most concentrated?

Bacterial Shapes Name each bacterial shape.

Gleocapsa Notice the gelatinous capsules surrounding each blue green algae also called a cyanobacterium. What is the name of this organism?

Anabaenopsis Notice the barrel shaped cells. What is the name of this cyanobacterium?

Oscillatoria Notice thin disk like cells within the filament. What is this?

Diatoms Name this alga that produces a ‘glass’ shell that can be used in abrasive polishes, reflective paints, and aquarium filters.

More diatom diversity

Amoeba proteus Name this organism. What does this organism use to move?

Paramecium caudatum What organism is this?

Close up What does this organism use to move?

Euglena What is this organism? How does it move?

Trypanosoma This organism is transmitted by the bite of a tsetse fly.

Aspergillus This is a fungus found on moldy food. What is it?

Penicillium Which fungus is this?

Peziza What type of fungus is this? Notice the asci with spores.

Coprinus Notice the fruiting body called a basiduium. What is it?

Ceratium What is this organism. It is a dinoflagellate

Lichen This is an organism that is a mutualistic relationship between a fungus and algae. What is it?

Pond water • Know the difference between qualitative and quantitative. • Know what the control and test groups were. • Know at least two things that were held constant.

Porifera spicules What is this? What organism did it come from?

Hydra What type of organism is this?

Planaria What is this?