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
TEA [102]
2 years ago
14

Ms. green's biology students were studying cellular respiration. using baking yeast to test the rate of fermentation, student gr

oups mixed yeast with different manipulated variables. the groups used the height of the carbon dioxide bubbles produced in a test tube to determine which variable(s) produced the highest rate of fermentation. students hypothesized that adding ______________to a sixth test tube would produce the greatest amount of carbon dioxide.
a.boiled water.

b.warm water, yeast, and salt.

c.warm water, yeast, and lactose. eliminate

d.boiled yeast and glucose.
Biology
2 answers:
Darina [25.2K]2 years ago
4 0
D.adding boiled yeast and glucose
Kisachek [45]2 years ago
4 0

its actually C. warm water, yeast and lactose. just took the test (hope this helps anyone)

You might be interested in
What kind of stimulus travels from the motor neuron to skeletal muscle?
lesya [120]
<span>There are two types of stimulus that travel within our body. The two types are chemical and electrical. Electrical stimulus is the type of stimulus that travels from the motor neuron to the skeletal muscle. Electrical muscle stimulation is the elicitation of muscle contraction using electric impulses.</span>
3 0
3 years ago
The nurse instructs a pregnant client in the sources of protein that can be used to meet the increased daily requirement during
DerKrebs [107]
The correct answer should be 70 grams but since that's not one of the options you should choose the closest to it, which is 65 grams.

<span>The recommended intake of protein for the pregnant woman is 70 g to meet protein needs during pregnancy, while non-pregnant is only 45g/day.
</span><span> If the woman doesn't get enough protein,she may experience muscle fatigue or fluid retention. </span>
3 0
3 years ago
The __ regulates body temperature, thirst, appetite, and water balance.
lidiya [134]

The correct answer is B. Hypothalamus.

Explanation

The hypothalamus is a part of the brain that is located below the thalamus, it is an area of the brain where several and very important homeostatic regulatory functions of the organism are integrated. Its main function is to link the autonomic nervous system with the endocrine system. Other functions are to control body temperature, control thirst and urine production (water balance in the body), control food intake, control uterine contractions and milk ejection in mammals, the coordination of the nervous system Autonomous, which affects smooth muscle and cardiac activity, influences behavior and expression of emotions. Therefore, the correct answer is B. Hypothalamus

4 0
3 years ago
A researcher observing an ecosystem describes the amount of sunlight, precipitation and type of soil present. Which factors is t
anastassius [24]
A researcher observing an ecosystem describes the amount of sunlight, precipitation, and type of soil present. The researcher is most likely describing abiotic factors in a prairie. 
A and B are incorrect because the factors described are abiotic, not biotic.
Di is incorrect because abiotic factors listed include soil, which is not likely to be described in an ocean environment. 
6 0
2 years ago
Which mutation causes either the in conclusion of an extra chromosome and offspring the collection of an entire chromosome
Angelina_Jolie [31]
The answer to the question stated above is non-disjunction. 
6 0
3 years ago
Other questions:
  • In contrast to lyme disease, rocky mountain spotted fever: select one:
    9·2 answers
  • THIS IS A PSYCHOLOGY QUESTION.
    11·1 answer
  • What kind of alcohol is best to kill the corona virus?<br><br><br>1.45%<br>2.70%<br>3.90%<br>4.85%​
    14·1 answer
  • The practice of listening to various body sounds made by body organs using a stethoscope is called ____________.
    9·1 answer
  • What happens during gas exchange?
    14·2 answers
  • Which of the following correctly describes biodegradable plastics?
    10·2 answers
  • When an organism of many cells breaks up into two or more parts and these parts survive to produce a new organism, reproduction
    15·2 answers
  • How many classes of levers are there?<br> a. 2<br> b. 3<br> c. 1<br> d. 10
    6·1 answer
  • 7. The diagram below represents a plant cell.
    7·1 answer
  • What do the Neuron and Epithelial Cells have in common?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!