1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Alik [6]
3 years ago
5

The students conducted a second experiment, using the raw chicken liver from the previous experiment. They modified the chicken

liver and used: one whole piece, one piece cut into two, a piece that they pulverized in a blender. All the livers were the same mass. The liver was placed in test tubes and hydrogen peroxide was then added to each. Here are the results:
Chicken Liver and Enzyme Action
Liver Condition Rate of fizzing
whole 9
two pieces 11
pulverized 14
Based on the students' experiments, what conclusion can be drawn?

A) Mechanical digestion has no bearing on the chemical digestion of food.
B) Chemical digestion, in this case, enzyme activity, is aided by mechanical digestion.
C) Chemical digestion occurs at the same rate regardless of the condition of the chicken liver.
D) The blending represents mechanical digestion and the enzyme activity represents chemical digestion.
Biology
1 answer:
Ghella [55]3 years ago
5 0
B) chemical digestion occurs at the same rate regardless of the condition of the chicken liver.
You might be interested in
Whats the definition for celsius
Ahat [919]
It is the metric unit of measurement for temperature.
4 0
3 years ago
What is the energy in ATP used to make or do?
Anettt [7]
I think it’s F, c, and a.
4 0
3 years ago
Which sentence uses the past participle form of the verb draw?
nirvana33 [79]
Choice b choice b choice b choice b choice b

6 0
3 years ago
Example
chubhunter [2.5K]

Answer:

71

Explanation:

3 0
3 years ago
What percentage of species do scientists predict we will drive to extinction by the year 2100?
Dovator [93]

Answer: 50%

<span>Life on Earth appears to be on its way to extinction because of the carbon being pumped into our atmosphere.</span>

<span>Biologists reported that one in five species on Earth show signs of extinction, and unless urgent action is taken to save the planet’s biosphere, </span><span>scientists predict that  50% of species will be driven to </span>extinction by the year 2100.

<span>.</span>

7 0
3 years ago
Other questions:
  • Spray drying is a process in which a liquid containing
    10·1 answer
  • The four main types of carbon-based molecules in organisms are carbohydrates, lipids, nucleic acids, and
    11·1 answer
  • Botulism and myasthenia gravis are conditions that cause muscle weakness. Which of these statements is NOT true? Botulism and my
    6·2 answers
  • A plant has the genotype AAbbCcDDEeff, where each letter represents a different gene. This plant is crossed with another whose g
    11·2 answers
  • “The earth is composed of three different chemical layers:core,mantle,crust. The formation of these layers was from a process ca
    11·1 answer
  • What is the role of oceans in the carbon cycle?
    9·1 answer
  • Does a prokaryotic cell or a eukaryotic cell seem more simple? Explain our answer.​
    8·1 answer
  • When the availability of resources in an area is limited, organisms may leave a population to move to an area with more resource
    14·2 answers
  • What is the relationship between the growth of bread mould and temperature?​
    13·1 answer
  • Scientists say that conditions must be "just right" for a hurricane to start up. Which is the first step of "just right" in the
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!