Answers: 3
Biology, 21.06.2019 16:30
25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?
Answers: 3
Biology, 21.06.2019 21:00
1. environmental factors, such as ph and temperature, can affect the function of an enzyme. a. true b. false 2. which of the following is an organic molecules (ex. vitamins) that an enzyme? a. coenzyme b. product c. active site d. substrate 3. how do enzymes effect the speed of a chemical reaction? a. they speed it up b. they slow it down c. they have no effect on the speed of a reaction 4. during a chemical reaction, an enzyme is used up so that it can only be used one time. a. true b. false 5. which of the following results from a chemical reaction that is catalyzed by an enzymes? a. active site b. product c. substrate d. coenzyme
Answers: 3
Biology, 22.06.2019 06:30
Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?
Answers: 3
Biology, 22.06.2019 09:00
Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean
Answers: 2
BASED ON TH MOVIE GATTACA
Who was the young police officer and how did Vincent (Jerome) know him?...
Social Studies, 25.07.2019 02:00
Biology, 25.07.2019 02:00
Social Studies, 25.07.2019 02:00
History, 25.07.2019 02:00
Social Studies, 25.07.2019 02:00
History, 25.07.2019 02:00
Chemistry, 25.07.2019 02:00
History, 25.07.2019 02:00
Mathematics, 25.07.2019 02:00
English, 25.07.2019 02:00
Health, 25.07.2019 02:00
Biology, 25.07.2019 02:00
History, 25.07.2019 02:00