the answers I put is wrong
Answer:
That is administered and controlled
Step-by-step explanation:
A variable is the condition or a product that may vary without the influence of any investigator. Such variables can be found abundantly in our daily lives, ranging from air to sunlight. Controlling such variables ensures the limitation of their influence on the outcome of an experiment. In connection to this experiment, the variables that are controlled are the mineral content in the water, the amount of bacteria food, the amount of light and the the constant temperature of 20 degrees C.
If not administered or these variables controlled, the experiment would not clearly explain the impact of caffeine on the heart beat of the water fleas as other variables may have influenced it. Thus variables are controlled to study the singular impact of any agent or effect.
I can’t see the image but CO2 is produced in the mitochondria during respiration
The mitochondria looks like this:
C) Crops may cause an increase of allergic reactions in humans.
Answer:
**All are Correct**
Explanation:
The elbow is made up of the humeroulnar, humeroradial and proximal radioulnar joints ✔
The elbow flexors are stronger than extensors✔
The MCL is taut during distraction at 90 degrees of elbow flexion✔
The joint capsule resists extension from neutral into hyperextension✔