https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro en-us 2022-07-18 05:24:14 UTC 2022-07-18 05:49:51 UTC hello@padlet.com ang_kok_rui https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245164816 To investigate the effect of temperature on activity of catalase in potato tuber tissues.]]> 2022-07-18 05:27:42 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245164816 ang_kok_rui https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165333 Temperature of solution in the small beaker ]]> 2022-07-18 05:28:34 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165333 muhammad_dany_roswadi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165340 Investigate effect of temperature an activity of enzyme catalase in potato tuber tissue.]]> 2022-07-18 05:28:35 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165340 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165376 to investigate the effect of temperature on the activity of the enzyme catalase in potato tuber tissue.]]> 2022-07-18 05:28:40 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165376 muhammad_dany_roswadi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165446 Temperature]]> 2022-07-18 05:28:50 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165446 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165639 temperature.]]> 2022-07-18 05:29:10 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165639 nur_aisyah_batrisyia_salimi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165746 temperature ]]> 2022-07-18 05:29:22 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165746 muhammad_dany_roswadi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165948 - Size of potato tuber tissue
- pH value
- vol of H2O2
- conc. Of catalase
- volume of catalase]]> 2022-07-18 05:29:42 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245165948 muhammad_dany_roswadi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166110 Thermometer
Tripod stand
Bunsen burner]]> 2022-07-18 05:30:00 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166110 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166239 to investigate the effect of temperature on the activity of the enzyme catalase in the potato tuber tissue.]]> 2022-07-18 05:30:14 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166239 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166285 1. potatoes from the same tuber
2. volume of catalase
3. volume of hydrogen peroxide
4. concentration of catalase
5. size of potato]]> 2022-07-18 05:30:18 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166285 nur_aisyah_batrisyia_salimi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166384 investigate how temperature effects the rate of activity of the enzyme catalase ]]> 2022-07-18 05:30:31 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166384 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166439 temperature]]> 2022-07-18 05:30:36 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166439 ang_kok_rui https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166684 Volume of hydrogen peroxide 
Size of the potato tuber tissue 
Concentration of hydrogen peroxide
pH of the solution 
Duration of heating the solution in the beaker ]]> 2022-07-18 05:31:07 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245166684 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245167200 pH, size of potato tuber tissue, concentration of enzyme catalase, volume of hydrogen peroxide, volume of catalase]]> 2022-07-18 05:32:13 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245167200 ang_kok_rui https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245167464 Thermometer
Tripod stand
Lighter
Bunsen burner ]]> 2022-07-18 05:32:48 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245167464 nur_aisyah_batrisyia_salimi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245167779 pH level of enzyme 
length of potato cylinder 
volume of hydrogen peroxide 
duration of experiment 
volume of catalse used 
 ]]> 2022-07-18 05:33:29 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245167779 muhammad_dany_roswadi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245168198 Solutions of Discs should contain the same pH values but different temperatures. (E.g 20’C, 30’C, 40’C, 50’C)

Place different discs containing same hydrogen peroxide solution and potato tuber tissue with different temperatures.

As soon as the disc reaches the bottom of the tube, start the stop watch.

Stop timing as soon as any part of the disc move up from bottom of the tube. Record the time taken in seconds in your table.]]> 2022-07-18 05:34:13 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245168198 nur_aisyah_batrisyia_salimi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245168438 thermometer 
retort stand
beaker 
bunsen burner ]]> 2022-07-18 05:34:39 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245168438 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245168747 thermometer, bunsen burner, tripod stand, water bath]]> 2022-07-18 05:35:24 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245168747 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245169026 thermometer and bunsen burner]]> 2022-07-18 05:35:52 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245169026 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245169987 keep the pH constant and heat the test tube]]> 2022-07-18 05:37:49 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245169987 ang_kok_rui https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245170958 1. Put the beaker containing the 2 discs on the tripod stand and place the thermometer into the beaker.

2. Using the Bunsen burner,  heat up the solution for 5 minutes. Start the stopwatch immediately as the Bunsen burner starts heating up the solution. ]]> 2022-07-18 05:39:28 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245170958 https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245171438 1. use a 5cm3 syringe to put 5cm3 of hydrogen peroxide solution into a test tube
2. boil a beaker of water to 30 degrees celcius ]]> 2022-07-18 05:40:22 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245171438 nur_aisyah_batrisyia_salimi https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245172033
step 1: step remain unchange 
step 2: prepare water bath
step 3 : record temperature at different intervals 
10 , 20 , 30, 40, 50
4: count the number of water bubbles produced 
5: repeat step 3 and 4 , 3 more time ]]> 2022-07-18 05:41:36 UTC https://padlet.com/ceuniceeg/5hr0i2ve2j5av1ro/wish/2245172033