3 years ago

Why do some investigations require a control?

Biology

2 answers:

avanturin [10]3 years ago

4 0

To be able to compare the results to a sample without any of the independent variable added.

telo118 [61]3 years ago

4 0

Some investigation require control such that they can be able to compare results to a sample even without any of the independent variable which is being added.

Investigation is the act of investigating someone or something. Investigation can work for private investigator. There are different types of investigation. For example, Griffin investigation, Criminal investigation department, Federal Bureau of investigation.

You might be interested in

What substances produce carbon dioxide and water and sunlight

jek_recluse [69]

Answer:

i think glucose and oxygen

Explanation:

7 0

3 years ago

if the kinetic energy of a sample increases, the _____ will also increase. potential energy temperature chemical energy nuclear

Svetach [21]

<span>temperature, caused by friction </span>

5 0

3 years ago

Read 2 more answers

Please help <3 Will give brainliest

Oduvanchick [21]

Answer:

WHATS WITH THE <3 YOU PUT, I WAS GOING TO ANSWER UNTIL YOU PUT THAT THING ON THE QUESTION SO IM SORRY IF I DIDNT ANSWER ;-;

Explanation:

4 0

3 years ago

Explain the method scientest use to study how Earth's atmosphere and climate have changed during the past million years. (brainl

Tatiana [17]

Answer:

alksjdfpiasdfiuaE... HAOSIDHFBIWuebflasdblfieubafoJFBAIWBFAHEgtVUvuYVUYvauB UwU

Explanation:

(sry i have no idea)

7 0

3 years ago

Why is it necessary to do a spinal tap when you suspect a bacterial infection of the central nervous system? why can’t you use a

torisob [31]

Quite simple really.... The CNS actually doesn't receive as much nutrients or key components from the blood... The blood actually dumps it into the Cerebrospinal fluid. The Cerebrospinal fluid therefore is directly in contact with the brain and if you want to find an infection you take from a source as close to thing as you can.

7 0

3 years ago