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
nevsk [136]
3 years ago
9

What is a control group? Give an example.

Biology
1 answer:
Nady [450]3 years ago
8 0
A control group is a group that does studies or Experiments that does not receive treatment by researchers and is then used as a benchmark to measure how the other tested subjects do. Ex: Experimenting Arizonas and water together.
You might be interested in
The type of contraction in which the muscle fibers do not shorten is called
Korolek [52]

Answer:

Isometric contraction

Explanation:

The length of the muscle is changed during contraction only when the muscle tension during contraction can outstand the resistance exerted by the object to be lifted.  

During isometric contractions, the muscle tension is not sufficient to exceed the resistance of the object. Hence, there is no change in the length of the muscle. The isometric contraction does not bring about any body movements.  

3 0
3 years ago
3. When oxygen in a person's blood decreases, the body will respond by...
Svetradugi [14.3K]
Decrease breathing rate hope it helps
6 0
3 years ago
What happens to the buoyant force of a submerged submarine when water is taken into its tanks and it dives?
Elina [12.6K]

The bouyant force is the capabilty that an object has of floating. Only things that are less dense than water can float on it.

When you bring water inside the submerged submarine nothing happens since the bouyant force only applies to things that float on the fluid we're taliking about.

Answer:

B.


Hope it helped,


BioTeacher101

4 0
3 years ago
Read 2 more answers
All eukaryotic cells have membrane covered compartments called
Tcecarenko [31]
All eukaryotic cells have membrane covered compartment called organelles. They include the nucleus, the Golgi, mitochondria, endoplasmic reticulum and many others. So the answer is- organelles. ;)
6 0
3 years ago
Many parts of the eye work to focus or control light except the...
Olegator [25]
The answer to this question is C. Cornea
5 0
2 years ago
Other questions:
  • The process of cellular respiration, which converts simple sugars such as glucose into co2 and water, is an example of _________
    5·1 answer
  • Describe and explain the value of biodiversity in an ecosystem resilience
    9·1 answer
  • Most cellular processes can only occur within a very narrow pH range. What substances regulate an organism's pH so it can mainta
    11·1 answer
  • Which body system works with your digestive system to push your food along through your intestines
    13·2 answers
  • Which is a complication of rheumatic heart disease? cardiac arrest valve vegetations and stenosis tachycardia transposition of t
    10·1 answer
  • Which common disease is not included in the suite of diseases of copd (chronic obstructive pulmonary disease)?
    8·1 answer
  • HELP due is 15 minuets. Select ALL the statements that are true about organs
    5·2 answers
  • The nurse, while shopping in a local department store, hears a multiparous woman say loudly, "i think the baby is coming." after
    6·1 answer
  • 1. A man yells and rants at a waiter when they accidentally brought him the wrong plate of food.
    11·1 answer
  • How natural hazards or events such as weather change, drought can affect a population of animals in a given community
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!