Petri Dish Research

Decent Essays
Gather all the materials.
Put 50g of strawberries in resealable bag,( making sure there is no air remaining) and squeeze and smash them for about two minutes.
Mix one half teaspoon of salt, one third cup of water and one tablespoon of dishwashing liquid in a separate glass or small bowl.
Add about three tablespoons of the solution into the resealable plastic bag.
Squeeze and mix the strawberries for another minute.
Pour the strawberry mixture through the cheesecloth-covered funnel into the tall glass until only pulp remains.
Pour the filtered strawberry liquid into the small glass jar so that it is 25% full.
Measure out about one half cup of chilled rubbing alcohol and slowly pour it from the side into the jar until it forms a one-inch layer above the strawberry solution, and make sure that they don’t mix together.
…show more content…
This is the DNA that you will use.
Insert a bamboo skewer into the mixture but stop before reaching the second layer.
Measure and record the mass of the petri dish.
Remove the white, stringy DNA substance into a petri dish.
Measure and record the mass of the petri dish along with the DNA substance.
Repeat 1-13 for 2 more trials.
Repeat steps1-14 with a mango and a

Related Documents

  • Improved Essays

    6.03 Calorimetry Lab

    • 512 Words
    • 3 Pages

    Let the solution cool for a few minutes (approximately till room temperature). 5. Add the mixture to the separatory funnel. -Make sure there was no leak. 5.…

    • 512 Words
    • 3 Pages
    Improved Essays
  • Improved Essays

    The Best Natural Vaccine. Keep Away Viral and Bacterial Attack Sea Buckthorn is a shrub whose flowers, leaves and especially the fruits are used in herbal therapies with huge health benefits. This fruit contains a high amount of vitamin C, even more than citruses. Sea buckthorn fruit contains vitamin A, C, B complex, E, P, K, M and elements such as phosphorus, potassium, magnesium, calcium, iron and sodium.…

    • 237 Words
    • 1 Pages
    Improved Essays
  • Improved Essays

    Unknown Lab Report

    • 1511 Words
    • 6 Pages

    Then mordant is added, creating a crystal violet-iodine complex. The slide’s then rinsed with 95% ethanol until it turns clear and rinsed again with distilled water. A counterstain called safranin is used to stained the cell last. The method of gram staining will help determine whether the unknown is gram-negative or gram-positive. My unknown illustrates a purple colored stain in the microscope and it reveals a positively charged stain.…

    • 1511 Words
    • 6 Pages
    Improved Essays
  • Decent Essays

    Honeycomb! Teaspoon of sunflower oil 200g of golden caster sugar 100g clear honey 1 tablespoon of bicarbonate soda Method Step one: Line a big tray with baking parchment and lightly grease with oil. Place the sugar and honey in a large saucepan with 4 tablespoons water.…

    • 148 Words
    • 1 Pages
    Decent Essays
  • Improved Essays

    Shake for 30 seconds, then strain over ice into a highball glass. Add three to four dashes…

    • 1058 Words
    • 5 Pages
    Improved Essays
  • Decent Essays

    Blueberry Jam Procedure

    • 184 Words
    • 1 Pages

    Blueberry Jam You can substitute a 6-ounce bottle of pectin for the dry pectin. INGREDIENTS | YIELD: 4 CUPS 4 cups blueberries 4 cups granulated cane sugar 1 cup orange juice 1 teaspoon orange zest Pinch freshly ground nutmeg Pinch salt 1 1¾-ounce package dry pectin 1.Add the blueberries, sugar, orange juice, orange zest, nutmeg, and salt to the pressure cooker. Stir to combine. 2.Lock on the lid and bring to low pressure.…

    • 184 Words
    • 1 Pages
    Decent Essays
  • Decent Essays

    Simple and easy! Note: The mixture should be adjusted depending on how strong the taste you intend to achieve. ____ Love your body, clean up your pantry!…

    • 100 Words
    • 1 Pages
    Decent Essays
  • Improved Essays

    Dna Extraction Lab

    • 407 Words
    • 2 Pages

    Step 1, place one strawberry in a Ziploc bag. Step 2, smash/grind up the strawberry for 2 minutes. Step 3, add the provided 10 mL of extraction buffer to the bag. Step 4, kneed/mush the strawberry in the bag again for 1 minute. Step 5, assemble your filtration apparatus as shown to the…

    • 407 Words
    • 2 Pages
    Improved Essays
  • Improved Essays

    Inflammation Essay

    • 1245 Words
    • 5 Pages

    °C 10 min, 1 cycl Prepare mixture in each optical tube (50 ul or 25 ul) 25 ul SYBR green mix (2x) .5 ul liver cDNA 2 ul primer pair mix (5 pmol/ul each primer) 22.5 ul water…

    • 1245 Words
    • 5 Pages
    Improved Essays
  • Improved Essays

    Cell Lysis Lab Report

    • 585 Words
    • 3 Pages

    Discard the supernatant, add 2 mL of PBS and vortex it to suspend the mixture. Obtain 20 µL of the mixture and place it on ice for future use to count the cells. Cell Lysis Centrifuge the cells at 4℃ and discard the supernatant. Add 600 µL of lysis buffer to the centrifuge tube and resuspend it using the vortex. Allow the cell suspension to lyse by placing it on ice for 30 minutes.…

    • 585 Words
    • 3 Pages
    Improved Essays
  • Improved Essays

    Gram Staining Lab Report

    • 1611 Words
    • 6 Pages

    Then I rinse with water over the staining dish. Secondly, I will add Gram iodine (Mordant) for another minute, which then the cells will the form a crystal a complex with crystal violet then rinse off the stain. The third step is to add 95% ethanol 5-10 second if the bacteria are Gram negative it would the cell would look colorless for the and if it is Gram positive the color would remain purple. I did then rinse the 95% ethanol off with out water not too much. Because the water stop bacteria from decolonization and you want to be able to see the bacteria under the microscope.…

    • 1611 Words
    • 6 Pages
    Improved Essays
  • Improved Essays

    Yeast Fermentation Report

    • 1096 Words
    • 5 Pages

    Jenna Bach Marula Wine: Marula Sunrise Organic Chemistry Investigation Table of Contents Introduction Hypothesis Report Method Apparatus Tabulation of data Graph Analysis of results Evaluation of Investigative Procedure Conclusion Bibliography and Referencing Introduction The fermentation of the fruit can occur naturally by crushing up the fruit and leaving the skins in the mix for a day as the skin has natural yeast which can aid in the fermentation process. The fermentation process occurs in carbon dioxide and oxygen; the mixture is oxidised, and the sugar and ethanol react to form carbon dioxide and ethyl alcohol. The yeast will use up all the oxygen as it ferments the sugars. The process will be sugar…

    • 1096 Words
    • 5 Pages
    Improved Essays
  • Improved Essays

    Perfect Ice Cream

    • 841 Words
    • 4 Pages

    can freeze and stop the machine while you are using it. Now, for your ice-cream base. Remember, this is the fundamental mixture that you need to make a perfect ice cream. To make a perfect ice cream base: •…

    • 841 Words
    • 4 Pages
    Improved Essays
  • Superior Essays

    Banana Pancakes Essay

    • 3805 Words
    • 16 Pages

    Recipes Difficulty level - Breakfasts Appetizers/Soups Sides Mains Desserts Breakfasts... Ultimate Healthy Banana Pancakes Difficulty: Serves: 2 Vegetarian (Lacto-ovo) Ingredients: 2 medium to large bananas 2 eggs ½ cup rolled oats 2 tbsp ground flax seed 2 tbsp plain yogurt ½ tsp pumpkin pie spice (or just cinnamon) Directions: In a blender combine all ingredients Pulse until mixture is combined (if the bananas don’t break up all the way don’t worry about it, the banana chunks in a pancake are actually very yummy) Grease a medium saucepan with butter and bring to a medium high heat Pour batter onto pan into pancakes about 4” across (should make 6 small pancakes in all) Cook 3 or so minutes on first side, or until bubbles…

    • 3805 Words
    • 16 Pages
    Superior Essays
  • Great Essays

    Content.  Introduction.  Parts of light microscope.  Steps to setup light microscope.…

    • 1303 Words
    • 6 Pages
    Great Essays