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
Dima020 [189]
3 years ago
5

In an experiment, there are two groups. Which group is not changed in any way? hypothesis experimental variable control Descript

ion
Biology
2 answers:
amid [387]3 years ago
3 0
The group that is not changed in an experiment is the control group, or control.
umka21 [38]3 years ago
3 0

Answer:

Control group

Explanation:

An experiment includes control, dependent variable and independent variable to test the validity of proposed hypothesis. Both dependent and independent variable exhibit changes during experimentation while control group does not undergo any changes. Control group is included so as to rule out possibility of any effect of environmental conditions on the results.

You might be interested in
What is the disadvantage of a shallow shoulder socket
Mila [183]
The shallow shoulder socket makes the joint unstable, which makes the bone easy to dislocate.
4 0
3 years ago
On reviewing the medical reports of a postpartum patient, the nurse finds that the patient has homans' sign. what does the nurse
irakobra [83]
<span>Homans' sign is an assessment test used to determine whether the patient has VTE. Presence of Homans' sign indicates that the patient may have VTE. Uterine atony can be assessed by palpating the uterine fundus. Hypotensive shock can be assessed by checking the patient's vitals. Mastitis can be assessed by the examining the patient's breasts.</span>
7 0
3 years ago
Why do second answers get the most attention?
ICE Princess25 [194]

Explanation:

Because people who answer first tend to rush their answers and not do a clear explanation, they often get less recognition than the second person, who usually puts more effort into their answer. The example you gave is an example for that, as the second person has an explanation and more words.

3 0
3 years ago
Read 2 more answers
A South San Francisco child enjoyed bath time at his home because of the colorful orange and red water. The water did not have t
jasenka [17]
It oxidies iron and inorganic sulfur compounds. The oxidation process can be harmful, as it produces sulfuric acid, which is a major pollutant. It has been suggested that T. ferrooxidans forms a symbiotic relationship with members of the genus Acidiphilium, a bacterial capable of iron reduction. Other species of Thiobacillus grow in water and sediment; there are both freshwater and marine strains.

The bacteria are usually found in rivers, canals, mine drainage effluents and mining areas. So there may be some source of these bacilli near their house.They require inorganic sources to grow and contain an enzyme called ferrous oxidase that allows them to metabolize iron.
<span>They eat iron pipes corroding the pipes leading into households and produce a thick slime layer  biofilm.</span>
7 0
3 years ago
During childbirth, jennifer received pain medication that involved the insertion of a small tube near the base of her spine and
guajiro [1.7K]
<span>This is called an epidural. A procedure that delivers continuous pain relief to the lower part of your body while allowing women to remain fully awake. It decreases sensation of pain. The medication is inserted into the epidural space just outside the spinal cord and spinal fluid. This is the most common method used in the United States.</span>
7 0
4 years ago
Other questions:
  • Wilhich features of the ocean floor are found in the open ocean?
    13·1 answer
  • Three metal spheres are placed next to each other as shown in the picture. A has two times the mass of B. C has one-third the ma
    5·2 answers
  • What occurs when a drug binds to a receptor in the body?
    15·1 answer
  • When energy is realesed during a chemical reaction what is it called?
    14·1 answer
  • Which of the following statements is true? 1. If you don't know a law exists, it's ok to not follow it. 2. People in an experime
    7·1 answer
  • Which of the following groups of animals only uses internal fertilization?
    13·1 answer
  • PLEASE HELP!! ASAP.
    15·1 answer
  • A new chemical to make fabric waterproof is tested. One fabric couch is treated with the chemical and another identical couch is
    10·1 answer
  • A biologist found an assymetrical organism. A part of the organism was injured, but it was able to repair itself through regener
    6·1 answer
  • A local town has a problem with too many mice running around. In response to this they start a war on the mice, and get neighbor
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!